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Physics 101 Mechanics
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May 5, 2023
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May 5 of 2023
Please help with the question. Thank you. [2 marks] [2 marks] [3 marks] Suppose a microcontroller is used to generate a PWM wave and the maximum output voltage from the microcontroller is 5 V. when the duty To achieve a steady output voltage, a resistor of 1 kOhm and a capacitor of 0.1…
Figure 1 is a representation of the effects of the tide on a small body of water connected to the ocean by a channel. Assume that the ocean height h varies sinusoidally with a period of 12 hr with an amplitude of 3 ft. If the observed amplitude of variation of h is 2 ft: h2 = A = 10 ft p = 60…
160 GPa and that of the epoxy is 410 MPa condition? condition? How much is carried by the matrix?
The following is a heat transfer question. Please draw the temperature distributions for the following cases. Draw the initial, SS, and 2 additional intermediate times. Assume uniform temperatures and 1D geometry. a) Transient, heat generation in A b) Transient, constant surface heat…
Water flows in a pipe with a diameter of D and roughness height of e as shown in the figure below. Water exits from the section B that has a diameter value of D. The loss friction coefficient of the vane is denoted by Kvane. If the piezometer reading at section A is h, then find the flow rate…
The following: 1) The compositions of all the FeC and ferrite. 2) The amount of proeutectoid-FeC, pro-FeC, in 100 g of the steel. 3) The amount of pearlite in 100g of the steel. 4) The amount of eutectoid-FeC in 100g of the steel. 1600 1400 1200 Fe 220 0% C 100% Fe 66 Fe, C Weight percent…
For the beam shown, use your knowledge from solid mechanics to: Assume a rectangular Aluminum Beam of length L = 10 ft with b = 12 in, h = 8 in and find the deflection and slopes at points A and B, and C. The intensity of the load is 50 lb/in. Young's Modulus of Elasticity is E = 10x10^6…
Can you show me the equations with symbols? Water is delivered from reservoir A to reservoir B with a flow rate of Q in a hydraulic pipeline system, as shown in the figure. Find the input power of the pump P, in kW.
Can you show me the equations with symbols? Water flows from reservoir A with a flow rate of Q for the given hydraulic system as shown in the figure. Find the elevation of reservoir D. (For each pipe, CHw values are equal) V B D (3) () (4) (1) M
A rectangular lid with a width of 2m and an angle of 60° with the horizontal plane is supported by a pulley, which is connected to a 2500 kg mass. What is the depth of water at which the system can be in equilibrium? Assume the density of water is 1000 kg/m^3. Note that: the mass of the lid…
Generally, the number of motors needed to control an f degrees-of-freedom mechanism is: A. 1 B. f-1 C. f D. f+1 E. f+2 5. In one application, we need to use a serial robot to control an object translating along a given 3D surface. Which of the following mechanisms can be used for this…
Problem 3.1: As illustrated in Fig. 3.6, assume a worker is applying a force E to tighten a right-threaded bolt by using a wrench. As a result of the applied force, the bolt is advancing into the metal plate. The recommended torque for the bolt is Mr = 80 Nm. Furthermore, the length of the…
please show all steps, using any CFD software. thank you For this project,please utilize the CFD software to perform calculations at Reynold's numbers of Re =105 and Re= 106.Then,execute the following steps and answers the related questions: 1. Show the velocity and pressure contours for…
Example 2.4 A disk shown in Figure E2.4 is rotating about a horizontal axis at A with an angular velocity with magnitude .The entire assembly rotates about the vertical axis with an angular velocity with magnitude w.Determine the velocity of point g located on the perimeter of the disk at an…
Please fast both. Question 6 10 pts L15&16&17 - M6b - Motor Basics Q5: (Motor Torque-Speed Curve) (10%) Given the specifications of 2000 rad/sec (no-load speed) with 2.5 N-m of torque stall torque, will this motor without additional gearing work for the desired application? Explain and/or show…
The cord is wound around the inner disk. If the cord is pushed with a constant tension of 30 lb and the reel is initially at rest. The reel and the cord have a total weight of 400 lb, and the radius of rotation around axis a is ka=1.30 ft. The angular velocity of the reel when s=8 ft of unwound…
Please show work and units. 0.00304w^2g*sin(a) 0.00304*([(w^2)*(r^2)]/[g*sin(q)]) Incorrect. The answer above is NOT correct. (3 points) Ring Slope S W Known values: outer radius, radius of gyration, mass, surface angle, initial angular velocity, final angular velocity, gravity, T, 0.8T, m, b,…
I am getting non-solution for the magnitude of the last plane direction. Please help as I might be doing it wrong. Thank you. A single crystal of a metal that has the FCC crystal structure is oriented such that a tensile stress is applied parallel to the [100] direction. If the critical…
An axial flow, high-pressure turbine is operating at the following conditions: - Inlet total temperature = Tt1 = 1950 degR - Inlet total pressure = 75 psi - Inlet absolute axial velocity = Cz1 = 725 ft/sec - Inlet absolute air angle = a1 = 60 deg - Average annulus radius = rave = 6.5 in. -…
An axial flow,high pressure turbine is operating at the following conditions: -inlet totaltemperature=Tt1=1950deg R -inlet total pressure = 75 psi -Inlet absolute axialvelocity=Cz1=725ft/sec -Inlet absolute air angle = 1 = 60 deg -average annulus radius = rave = 6.5 in. -annulus height = hann =…
Using Table Find the real root of the equation, x - 3x - 5 = 0 by the bisection method.
EP11-Example Paper Chapter 11 MECH 321-Mechanical Mechanisms PROBLEM 11-3a Statement: Table P11-1 shows kinematic and geometric data for several slider-crank linkages of the type and orientation shown in Figure P11-1. The point locations are defined as described in the text. For row a in the…
A circular cable that is 75 ft long is made from steel and has to hold a total of 60,000 lb. The cable can elongate no more than 0.45 in. Determine the diameter of the cable to meet this requirement. Set E = 30 x 10^6 psi.
Outlet Temperature and Heat-Transfer Rate via Minimum Allowable Approach Temperature. Hot oil at a flow rate of 3.00 kg/s (Cp = 1.92 kJ/(kg·K)) enters an existing 1-1 counterflow exchanger at 400 K and is cooled by water entering at 325 K (under pressure) and flowing at a rate of 0.70 kg/s.…
Using a pen or pencil, draw 3D views (pictorial view) of the parts. The three principle views are given below. For this assignment, the dimensions of the geometries are not important, but use your best judgment to make sure your drawings are representative. a. (First angle view) COMPUTER AIDED…
Start a new drawing based on AEC-Millimeters.dwt. Draw the floorplan shown in Figure A-2, starting with the lower left corner at point (900,900). All walls are 100mm thick. The doors are 900mm wide and are placed 150mm from the nearest wall. Answer the following questions: intersection. Draw…
Which of the following is correct? Refrigerant 410A All of the above statements are true Cannot be topped off Exhibits a very low temperature glide during evaporation or condensation Has serious concerns about fractionalization of the R-410A refrigerant should a leak occur
What is the distance between the points labeled A and B? Start a new drawing based on AEC-Millimeters.dwt. Draw the floorplan shown in Figure A-2, starting with the lower left corner at point (900,900). All walls are 100mm thick. The doors are 500mm wide and are placed 150mm from the nearest…
What is the area of the outermost shape minus the inner shapes? Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circles at point (5,5). Draw only the object, not the dimensions, and then answer the following…
Consider the electrical circuit shown below. If the input voltage ei(t) = Ei cos(ωt), what is the output voltage eo(t) at steady state? 3. Consider the electrical circuit shown below. If the input voltage ei(t) = Ei cos(t), what is the output voltage eo(t) at steady state? L R, e(t) R
What is the area of the outermost shape? (Hint: Make it into a polyline. Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circles at point 5,5. Draw only the object, not the dimensions, and then answer the following…
The angle defined by the two intersecting lines at C is (Hint: Use an angular dimension). Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circle at point (5,5). Draw only the object, not the dimensions, and then answer…
Determine the force in members HI, FI, and EF of the truss. Consider the truss shown in Figure 1. Suppose that F = 9 kN. Figure 1: K | 3m | G / \ / \ B D | | E F 2m+2m 2m+2m 2m 2m 4 kN 5 kN \ / \ / F
What is the distance between the center of circle A and the corner at B? Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the circle at point (5,5). Draw only the object, not the dimensions, and then answer the following…
As shown in the figure, one-half pound of nitrogen (N) in a piston-cylinder assembly is initially at 80°F and 20 lbf/in². It is compressed isothermally to a final pressure of 100 lbf/in². During compression, the nitrogen rejects energy by heat transfer through the cylinder's end wall, which…
Example 2.4: A disk shown in Figure E2.4 is rotating about a horizontal axis at A with an angular velocity of magnitude ω. The entire assembly rotates about the vertical axis with an angular velocity of magnitude ω. Determine the velocity of point q located on the perimeter of the disk at an…
Exercise 520 points VI = 6 6 Block h = VI + 5 (2/3)h A Rain Container In Fran's garden, there is a container that collects rainwater. The container hangs from a rope that lays across a stationary drum and connects to a solid wooden block sitting on a horizontal surface. The wooden block weighs…
Please answer the drive shaft question. The drive shaft of the motor is made of a material having an allowable shear stress of Tallow = 75 MPa. If the outer diameter of the tubular shaft is 20 mm and the wall thickness is 2.5 mm, determine the maximum allowable power that can be supplied to…
Text: Previous AnswersRequest Answer Express your answer In terms of O. PartA =d Submit Part B Complete previous parts 4 Provide Feedback 101 0.45m Shaft shown in Eigure 1 Figure NOS TES1 Corrections: Previous Answers Request Answer Express your answer…
Exercise 4 (20 points) A car is traveling at a speed of 1 ft/s, and its speed decreases to 1 ft/s at the end of the turn. What is the magnitude and direction of their acceleration vector during the turn?
Please answer the solid 50 mm diameter shaft question. The aluminum block has a rectangular cross-section and is subjected to an axial compressive force of 8 kip. If the 1.5 in side changes its length to 1.500132 in, determine the Poisson's ratio and the new length of side 2 in. E = 1010…
I NEED HELP WITH THE LAST PART (C)… 7. [0.98/1.48 Points] DETAILS PREVIOUS ANSWERS OSCOLPHYS201612.3.WA.017 MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Water flows through a pipe as shown in the figure. The pressure at points 1 and 2 respectively is 1.85 x 10^5 Pa and 1.20 x 10^5 Pa. The…
Please solve the aluminum block question. The aluminum block has a rectangular cross-section and is subjected to an axial compressive force of 8 kip. If the 1.5 in side changes its length to 1.500132 in, determine the Poisson's ratio and the new length of side 2 in. E = 1010 ksi. 1.5 in. 2…
17-18 What is the equivalent capacitive reactance, Xc, for the following parallel capacitive reactances: a. Xc = 100 and Xc = 400 b. Xc = 1.2 kΩ and Xc = 1.8 kΩ c. Xc = 15, Xc = 6, Xc = 102 d. Xc = 2.5 kΩ, Xc = 10 kΩ, Xc = 2 kΩ, Xc = 1 kΩ
Which of the following is correct? The only refrigerant that can be used with nitrogen and does not need to be recovered? (Only a small amount is used, so that the electronic detector can sniff the leak.) HFC-410A HCFC-22 HFC-407C Any HFC since the ozone depletion potential of HFC's is zero.
Problem 5:[16+4] For the mechanism shown in the figure (scaled position diagram, scale 1 cm = 1cm), the mass and second moments of inertia of links 2 and 4 are negligible compared to that of link 3. The friction is also negligible in the prismatic kinematic pair between links l and 4. It is…
Problem 4: [15 + 5] For the mechanism shown below in the scaled position diagram: RBA = RcB = 2.7 cm, Rp = 15.87 cm. Rolling contact is assumed at point A between links 1 and 2, but slip is possible between links 2 and 3. The velocity and acceleration vectors of the center of link 2 have…
Problem 2: [15 + 5] The position diagram of a mechanism is shown in the figure (the figure is not to scale): RBA = 3 cm, RBE = 4.4 cm, RAE = 6 cm, Rpc = 3.2 cm, RcE = 7.9 cm, RpA = 6.9 cm, θB4 = 225°, θ3E = 118° and θpc = 196.7°. The kinematic pair variables are: θBA, θBE, RBE, θpc,…
The Levenspiel plot for the data gathered in a batch reactor is given below: A + B -> 60 50 Fa(m?) 40 fa 30 20 10 0.2 0.4 0.6 0.8 Conversion, X 1.0 a) What is the type of the reactor and corresponding volume for x = 0.4? b) What is the type of the reactor and corresponding volume for x =…
10-1. Determine the moment of inertia about the x-axis. 10-2. Determine the moment of inertia about the y-axis. Probs. 10-1/2
Problem 1 An engineered passive radiative cooler coating is placed under the Sun. Provided the following simplified spectral emissivity/absorptivity plot (ε/α on the right), calculate the total diffuse emissivity (εd) and absorptivity (αd) if its uniform surface temperature is T =…
Required Information In a certain medical application, water at room temperature and pressure flows through a rectangular channel of length L = 24 cm, width s = 3.3 cm, and gap thickness b = 0.3 mm as shown in the diagram below. The volume flow rate is sinusoidal with amplitude Q = 0.50 mL/s…
Sketch and label the shear force and bending moment diagram for the beam shown below. Choose the maximum shear force and bending moment values from the options below: 1.2 kN 2.7 kN 1.5 m A . D B C 4.5 m VMAX = -2.9 kN, MMAX = 2.6 kN-m VMAX = -2.2 kN, MMAX = 3.3 kN-m VMAX = -3.2 kN, MMAX =…
Given the beam shown: Draw a FBD showing the distributed loads as concentrated forces, clearly showing the location of those concentrated forces. (15 points) Find the external forces exerted on the beam for it to be in equilibrium (10 points) 100 lb/ft 300 lb-ft 9 ft
Answer the question using the virtual work method. Please answer clearly and in great detail for a thumbs up! 3. Determine the slope of end C of the overhang beam. EI is constant.
155. How many types of PID representations exist and describe them? 156. How to use the PID built-in block in Simulink? 157. Why is Ki sometimes not needed? 158. Give definitions of stability according to natural response performance. 159. Give the definition of stability for BIBO systems. 160.…
Please help to sketch. The following signal A is composed of signal B and signal C. SIGNAL A SIGNAL B 0.2 SIGNAL C Figure 5: Time Domain Signal The signals are in the time domain. Sketch what you would expect to see in the frequency domain.
56. Derive the frequency equation for antisymmetric modes with respect to the mid cross section of a clamped beam. W(x) = D1*sin(x) + D2*cos(x) + D3*sinh(x) + D4*cosh(x)
Course: System Dynamics and Control 137. What is the terminology for PID variables in industry? 138. Explain the Tuning Method procedure through Trial and Error. 139. When do we use Ziegler-Nichols 1st method and how? 140. When do we use Ziegler-Nichols 2nd method and how? 141. What methods do…
Answer the question using the virtual work method.Please answer clearly and in great detail for a thumbs up! 2. Determine the slope at B of the beam made from A992 steel and having a moment of inertia of I = 53.8 in4. 8 kip 10ft
Given the system shown. The static coefficient of friction between the rope and the rod is 0.2 and the mass of A is 20 kg. Find the range of values of the mass of B for which the masses will not move. (25 points) 75mm
Course: System Dynamics and Control 120. What is the response of a system? 121. Why do we say that 5-times larger poles do not significantly affect response performance? 122. What is the response of W(s) = K to delta, step, and ramp inputs? 123. Ts+1/s+a 124. Write the response of a 1st-order…
Carnot's cycle for a heat engine that works with air is given in Figure 1. TH=300°C, T=150°C, qH=169 kJ/kg, and P=kg.K-qL=RTIn(
Please answer clearly and in great detail for a thumbs up! Use virtual work method to solve the following problems 1. Determine the horizontal displacement of joint C. Each A-36 steel member has a cross- sectional area of 400 mm2. 5 kN C B 2 m 1.5 m 10 kN V
Starting from the expression dG = -SdT + Vdp + Ea9adna (EqQ1.1), derive an expression for the equilibrium constant K, (T for the reaction O + NNOEqQ1.2). State clearly your assumptions. Marks will be lost for lack of clear working. Calculate the product composition (mole fractions arising from…
Given the truss shown with LOAD = 220 kN. Find the forces in members KM, IM, QR, and PR (7 points each). Draw all necessary free body diagrams. (7 points) M 1 m LOAD LOAD 2 m
Locate the centroid y of the cross section and determine the moment of inertia of the section about the x-axis. Consider the cross section in Figure 1. If 0.57 m represents the height L as shown in the figure. Figure 1: _______ | | | | | | | | …
Choose the type of reactor and find the volume at each point using the information in the image. The following liquid-phase reaction is going to be carried out in a series of CSTR and PFR reactors A+B. The Levenspiel plot for the data gathered in a batch reactor is given…
The rope passes through a small pulley at C and a smooth ring at E. If a force of F=160 N acts on the rope. determine the cutting force on the smooth tree limb at D and the horizontal and vertical components of force acting on pin A. (8 points each). Draw any necessary free body diagrams (6…
1-D Signal: 6(x) rect(x) (xV e/2mutox -D Fourier Transform Impulse: 1 Rect function sinc(u) Triangle: sinc(u) Complex exponential: 8(u-uo Cosine: cos2ug=ezrug+e-zmug 8u-uo+u+uo Gaussian: e-rx2 e-mu 2-sided decaying exponential: e-Ix1 2 1 1+2nu Translation fx-x F(ue-1zruxo Scaling f(ax) 1…
Problem 1. (10 points) a) Derive all T10 basis functions. b) What is the polynomial degree of the T10 basis functions? c) List properties of T10 basis functions. d) How many degrees of freedom does the T10 finite element have? Problem 2. (10 points) Assume that a function f(x,y) = sin(x+6x…
Text: THUMBS UP GUARANTEED!! Please HANDWRITE your response!!! ASAP PLZ! Problem 1. (10 points) a) Derive all T10 basis functions. b) What is the polynomial degree of the T10 basis functions? c) List properties of T10 basis functions. d) How many degrees of freedom does the T10 finite…
Consider the area shown in Figure 1. Suppose that a = 2 ft, h = 4 ft, k = ftâ»Â¹. Figure 1 of 1 > Part A: Locate the centroid y of the area. Express your answer in feet to three significant figures.
EXPERIMENT 2: TEMPERATURE MEASUREMENT AND CALIBRATION AIM The aim is to understand the concept of error in measurements and how to minimize them. 2. APPARATUS - Dug-1atmn contvol ter 0ao Suladt HaslC heater 1S ddjustmen sensor carrfen rrer 3. PROCEDURE I. Fill the water-bath with distilled…
Water flow passes under the sluice gate. Suppose that y1 = 6m and y2 = 1.4m. (Figure 1) Figure 1 of 1 y1 Pearson
Locate the centroid, y, of the area. Consider the area shown in Figure 1. Suppose that Figure 1 represents y = kx^3.
Consider a three dimensional source and sink of equal strength in inviscid, incompressible and irrotational steady flow like the diagram below. a) Determine the shape of the Rankine oval. b) Determine the location of the stagnation points. Source Sink Stagnation Point Stagnation Point +m h h
Consider the off-design performance of a non-afterburning turbojet. Ideal performance of all components may be assumed (η = γ = 1, η = 1, and γ = v, = y, etc.). Both A_1 and A_2 may be considered choked. The engine is flown with fixed T_y, but at varying Mach numbers. Reference conditions…
The values of a vehicle are as follows. Calculate engine power,rpm and fuel consumption per 100 km while driving at a constant speed of 120 km/h on a straight road in 4th gear Cw=0.36A=1.9m1.63mx1.16m,f=0.0125,nt=0.95,m=1200kgmean,i4-0.91,is=0.75 id=3.94,wheel turning radius r=0.26m, In…
For the two-degree-of-freedom system shown below, it is free vibration and undamped system. WMM A- Can you draw the free body diagram for the system? B- Write the equations of motion. C- Assuming that it is possible to have harmonic motion of m and m at the same frequency and the same phase…
Repeat this example for other flow meters (Orifice meter and Venturi meter) using ethyl alcohol only. (Two more calculations are needed) Given: Ethyl alcohol flows through a pipe of diameter D = 60 mm in a refinery. The pressure drop across the nozzle meter used to measure the flowrate is to…
A well-insulated nozzle has an entrance area of 0.28 m^2 and an exit area of 0.157 m^2. Air enters at a velocity of 65 m/s and leaves at 274 m/s. The exit pressure is 101 kPa and the exit temperature is 12°C. a) What is the inlet temperature? b) What is the exit density? c) What is the…
A motor supplies a constant torque of 3 Nm to a 50-mm-diameter shaft O connected to the center of the 25 kg flywheel. The flywheel has a radius of gyration ko = 0.15 m about its center O. Determine how long the torque must be applied to the shaft to increase the flywheel's angular velocity from…
Find the velocity and position vectors for a particle that has the time acceleration a(t) = -10k and initial velocity v(0) = 2i + j - k, and initial position r(0) = 2t^3j.
Problem 03.009 - Torques and shearing stresses exerted by pulleys on a shaft The torques shown are exerted on pulleys A, B, and C, where T1 = 6 kip-in and T = 4.4 kip-in. Assume that both shafts are solid and the diameter of shafts AB and BC to be 1.3 in. and 1.8 in., respectively. 10.4…
Problem 6: A 30,000 N vehicle, traveling at 72 km/h, locked its wheels at point A and skidded on the surface shown below. What is the distance the vehicle will cover until it stops? 100 m dry asphalt = 0.65 20 m wet asphalt = 0.35 30 m black ice = 0.01
Problem #7: Water at temperature TC is poured into a cylindrical ceramic pan with a diameter of D. The height of the water that was poured is 0.05 m. The pan sides and bottom are insulated. The ambient temperature is 20°C. After 30 minutes, the temperature of the water was found to be 75°C.…
8-33 Derive equation 8.25 for the 4-5-6-7 polynomial function. Derive equation 8.25 for the 4-5-6-7 polynomial function. 8-34 Derive an expression for the pressure angle of a barrel cam. 8-35 Design a radial plate cam to move a translating roller follower dwell for 100 fall 10 mm in 10 dwell…
I need the name of this source tlet G4 D10 820 440 OLH Figure P13-10 13-11 Determine the mechanical advantage for the pulley system block and tackle shown in Fig P13-11. Hint: If the load W is moved upward 1 ft, how many feet will the applied force F move?
A hydraulic transmission operating at 80 bars pressure has the following characteristics: Motor Pump Vn = 83 cm^3 Vi = ? η = 92% n = 83% η06 = 89% N = 450 rpm N = 600 rpm Find the: a) Displacement of the motor b) Motor output torque
A pressurized spherical tank is made of 0.5-in.-thick steel. If it is subjected to an internal pressure of p = 200 psi, determine its outer radius if the maximum normal stress is not to exceed 15 ksi.
The beam is subjected to the distributed loading as shown. Use E = 30,000 ksi, I = 394 in^4, L = 22 ft, the max load distribution density at B wo = 13 kip/ft, calculate the deflection at the middle of the beam: in. Use appendix at the end of the textbook and write down all the steps which lead…
At the inlet of the steam turbine of a simple Rankine cycle, the temperature is 600°C. The cycle produces 1000 MW of work. The condenser pressure is 10 kPa, and 70000 kg/s of cooling water is required to reject heat into a nearby river. Estimate the local increase in temperature of the river.…
Determine the steady-state error of the system below for various values of k = 4.5 under a unit-step input. 1 s^2 + 2s
A long aluminum rod of diameter 2.0 cm is initially at a uniform temperature of 125°C. It is now exposed to an air stream at 15°C with a heat transfer coefficient of 200 W/m^2 K. How long would it take for the aluminum rod to cool to an average temperature of 40°C?
The cantilevered beam shown below is subjected to a vertical load P at its end. When E is 70,000 MPa, I = 521,000 mm^4, P = 5997 N, and L = 515 mm, please utilize the formula method and determine the maximum deflection of the beam below: mm. Calculate your answer to 1 decimal place.
Determine the maximum shear stress in the T-beam at the section where the internal shear is maximum. 30 kNm 20 kN/m 200 mm 20 mm 20 mm
Very simple problem. Which of the variables listed in the problem are repeating? Diameter D, density Ï, dynamic viscosity μ. Select the repeating variables.
An important problem in billiards or pool is the determination of the height at which you should hit the cue ball to give it backspin, topspin, or no spin. Assume a uniform ball of mass m and radius r. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to…
Water Content (%) Wet mass in mold (g) 5.6 1420 7.9 1683 10.8 1932 13.3 1964 14.8 1830 16.2 1630 1. Plot dry density vs. moisture content 2. What are the maximum density and optimum water content? 3. What is the range of moisture contents at 90% proctor?
The resultant force of the water on the rectangular side of the tank shown is closest to: vertical V Water 10m FR tank is 3 m wide perpendicular to the page a. 540 kN b. 1120 kN c. 1470 kN d. 2940 kN
12) (5 pts) The torque T in a rotating helicopter shaft is believed to be a function of blade rotational (angular) speed w, blade angle a, blade length l, and air density p. The two dimensionless parameters (pi terms) relevant to this problem are: a. T = pa^2 * √5 / T b. T = 0.00314 / T c. T…
The ambient temperature is 20°C. Given: p = 1000 kg/m^3 - average density of the water, Cp = 4180 J/kgK. 1. Determine the heat convection coefficient of the ambient air and the initial temperature, Ti. 2. If after 40 minutes, some water with ambient temperature is added to the pan until the…
An orifice meter is used to measure the volumetric flow rate of air through a duct as shown. The pressure difference across the orifice is measured with a manometer using water. The diameter D of the duct is 20 cm, the diameter d of the orifice is 15 cm, and the height difference h of the water…
Problem 9: Determine the shear and the moment as a function of x where 2m < x < 4m. IKN 12 kN-m
Air flows through a round 10-inch diameter galvanized iron duct with a volumetric flow rate of 600 ft3/min. Use a kinematic viscosity of 1.57 x 10^-4 ft^2/s for the air. The friction factor, f, is closest to: a. 0.017 b. 0.021 c. 0.032 d. 0.05
Estimate the terminal velocity of a "duckpin" bowling ball falling through water. The options are: a. 0.93 ft/s b. 5.13 ft/s c. 8.14 ft/s d. 12.7 ft/s
5) (3 pts) Water flows through a small 1-mm diameter tube. Find the maximum velocity through the tube that will still result in a laminar flow a. 0.017 m/s b.1.33 m/s c.1.97 m/s d.2.31 m/s
A boat can be approximated as a box with the dimensions shown. The empty boat weight is 150 lbf. Find the additional cargo weight that will cause the boat to sink low enough so that it starts filling with seawater. The density of seawater is 64 lbm/ft^3. a. 1500 lbf b. 1760 lbf c. 2250 lbf d.…
2) (6 pts) Water issuing from a nozzle is used to move an obstacle as shown in the figure. The area of the water stream leaving the nozzle is 0.0044 m2. Calculate the volumetric flow rate of water necessary to initiate movement of the obstacle. The obstacle weighs 1000…
As the F/A-18 lands at 64 m/s on the flight deck of an aircraft carrier, the arresting gear cable from A to B engages the airplane's arresting hook at C. The arresting mechanism maintains the tension in the cable at a constant value as it rolls out, bringing the 115.6 kN airplane to rest at a…
On trucks. Doorway. To loading dock B -To manufacturing floor 30 in D 36 in.1 b) In the drawing, one-sixth of an inch represents 1 foot. What is the scale factor of the drawing? Explain.
Use an FLT SYSTEM TO SOLVE!!! Question: USE AN FLT SYSTEM! A long structural component of a bridge has the cross-section. It is known that when a steady wind blows past this type of bluff body, vortices may develop on the downwind side that are shed in a regular fashion at some definite…
1.2 Two equal diameter D = 0.3 m co-axial parallel disks are a distance 0.5 m apart. If T = 600 K, ε1 = 0.7, and T2 = 400 K, ε2 = 0.9, and the environment is at 300 K. Determine the heat transfer to the two disks.
In the following problems,you may find the data below for ethane (CHs)-air combustion useful all values,except the global reaction rate,are for the reactants at 298 K and 1 atm).Do not use any other information from the book on ethane properties(except molecular weights if you need to).The…
Q2: A tank contains 2 kg of water at 120 C with a quality of 50%. Through a volume flowmeter and valve, 0.5 kg is now removed while the temperature remains constant. Find the final state inside the tank and the volume of water removed if the valve/meter is located at a. b. The top of the…
4. A 1-lb mass of water in a rigid container of 0.3 ft3 is heated. The initial pressure is 14.7 lbf/in2. The heating process occurs until the water reaches the saturated vapor state. (a) Sketch the process on a T-v and a P-v diagram. (b) Determine the initial and final temperatures, and the…
Problem #6: Distance Covered by a Vehicle Until it Stops What is the distance the vehicle will cover until it stops? 100 [m] dry asphalt = 0.65 20 [m] wet asphalt = 0.3 30 [m] black ice = 0.01
You are traveling in your car at 70 mph and decide to roll down the window and stick your hand outside the vehicle. Estimate the stagnation pressure on the center of your hand. a. 0.04 psig b. 0.09 psig c. 1.04 psig d. 12.5 psig
Q1: Carbon dioxide gas (CO2) is first at a pressure of 250 kpa and 300 C, piston mass and diameter are 35 kg and 0.1 m respectively and initially pushes against stops. The outside ambient is at 25 C and 100 kpa. The cylinder is cooled to ambient temperature as heat is transferred to the…
Consider two rectangular surfaces perpendicular to each other with a common edge as shown in the figure. The surroundings are at 300 K. Determine the net rate of radiation heat transfer to the surroundings. T=500 K, ε=0.8.
Two linear springs are connected in parallel and another in series. A mass, m, is attached to the last spring as shown below. The characteristics of the springs are shown in the graph. A mass, m, is attached to them as shown in the figure. The characteristics of the springs are shown in the…
Determine the rate of the sun's radiation transmitted through a 1 by 2 m window. The glass transmits 80 percent of the radiation between 0.2 and 2.0 wavelengths and is opaque at other wavelengths.
3D D/2 2L 31 a.Determine the pressure loss along the pipe b. Which one pipe would you change in order to reduce the pressure loss? Why? And what change will you make?
Tooth dimension accuracy can be measured with the David Brown tangent comparator, shown in (a), which is a special caliper measuring the length of common normals, simply illustrated in (b). Prove that the lengths of the common normals between any two opposite involutes are equal, or LM1=L2M2…
Consider a 10-cm diameter sphere at 800 K suspended in the air. Assuming the sphere can be treated as a blackbody, determine: a. The rate at which it emits radiation energy. b. The wavelength at which maximum radiation is emitted. c. The spectral blackbody emissive power at this wavelength. d.…
Develop the model for the motor. Motor speed (rpm): 40 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 Time (sec)
7.1. Explain what is meant by a captive colliery (5) 7.2. List five domestic uses of coal, i.e. uses in South Africa (5) 7.3. Explain why we use coal for electricity generation in South Africa? (5) 7.4. Give a brief summary of the formation of coal in South Africa (5) 7.5. Explain what is meant…
A film of liquid with kinematic viscosity v and density p spreads over a flat horizontal surface due to gravity as shown. Assume that the spread is planar in the x-y plane with unit width into the page. The height of the film is h(x,t) which varies in the x direction and time t. The flow is…
Consider a two-dimensional (planar), steady and incompressible flow in the entrance region of a duct leading to the fully developed region, as shown. The velocity profile at the entrance is Uo, which is uniform. At length L, the flow becomes fully developed. Fluid viscosity is μ and its…
Problem 4: A 4-cylinder, 4-stroke diesel engine has an indicated power of 50.4 kW and runs on a fuel with a lower heating value of 42,000 kJ/kg. The indicated efficiency is 0.4. Determine, in kJ/s and as a percentage, the heat losses due to exhaust gases, if the volume of gases obtained by…
155. A 50.0 lb box is being pulled from the bottom of the hill 100 ft up a 35° incline on the moon. What is the gravitational work? a. 5740 ft-lbf b. 473 ft-lbf c. 1.85x10^2 ft-lbf d. 100 ft e. 3.05x10^2 ft-lbf 156. The area of a 50.0 lb box that is in contact with the flat ground on the moon…
Problem 2: Determine the amount of heat supplied to an 8-cylinder, 4-stroke gasoline engine, if the indicated mean effective pressure is 9.6x10^5 Pa, cylinder bore d = 0.1 m, piston stroke s = 0.09 m, average piston speed is 12 m/s, mechanical efficiency is 0.8, lower heating value is 44,400…
Please check my answers and correct my mistakes. Start your scantron answers at this number. 51A solid sphere is made of an unknown metal, which has a specific gravity of 6.21, and has a diameter of 9.0 in. How much does the sphere weigh? V_sphere = (4/3)Ï€r^3. a. 1.4810 lbm b. 1.48*10 lbf c.…
For the H beam, determine the shear stress at point A. Also, calculate the maximum shear stress in the beam and identify the location where it occurs. V = 80 kN. 250 mm V - 20 kN 30 mm 300 mm 25 mm 50 mm 25 mm
Question Two: The equation of motion of a spring-mass system under force excitation is given by F(t) = 20(t - 135y), where F(t) is given by F(t) = 10t; F(t) = 10; 1 < t < 2; t > 2. If the system is initially at rest, find the displacement of the mass using Simulink. Also, find the maximum…
Each of the two slender rods of mass 2 kg is attached by their ends to the perimeter of the 1 kg disk. The length of the rods is equal to the diameter of the disk, d = 0.75 m. If the assembly is rotating with angular velocity ω = 0.5 rad/s when the rods are directed outward, determine the…
Given the A, B, C, D matrices of a state-space representation as following, A = [2 3; 1 5], B = [], C = [], D = []. Answer the following questions: 1) How many states? How many inputs? How many outputs? (6 pts) 2) Express the state equations. (10 pts) 3) Express the output equations. (8…
15. On the part above, show an angularity specification to orient the angled surface in relation to the right surface in the side view and top surface in the front view within 0.005 total. Make sure to label the datum features. 16. Should the 25-degree angle above have a plus/minus tolerance…
Show how to solve each problem step by step by d Ap = pressure loss (Pa) d = pipe diameter (m) f = friction factor (dimensionless) p = fluid density (kg/m3 ) L = pipe length (m) v = fluid velocity (m/s) Show eguation is dimensionally homogeneous
A 2-oz bullet has a velocity of 1500 ft/s as it strikes a 20 lb slender rod at its midpoint. The rod is suspended at O and is initially at rest. Assume the bullet is embedded in the rod after impact. (a) Calculate the angular velocity ω which the slender rod has immediately after impact? (b)…
Basic Dimensioning and Notes 7-27 9.35 R0.75 1.15 0.25 2 1.00 0.25 Rounds & Fillets: R0.125
Determine F and F for the following configurations using the reciprocity theorem and other basic shape factor relations. Do not use tables or charts. (a) Long duct (f) Hemispheredisk arrangement 12, hemisphere, diameter D A, disk, diameter D/2 (ar) (g) Long, open channel (b) Small sphere of…
The system with the two blocks is released from rest with the cable taut. Ignore the mass of the pulleys and the small belt friction. If s = 0.15 and k = 0.1, find the velocity of block B after it has moved a distance 0.2 m. A 60 kg 20 kg 30° B
A lubricating oil must be delivered through the piping system shown in Fig 1 with a maximum pressure drop of 60 kPa between points 1 and 2. The oil has a specific gravity of 0.88 and a dynamic viscosity of 9.5 x 10^-3 Pa-s. Determine the maximum allowable volume flow rate of oil. 30m 40m Fully…
The slider A moves with a constant speed of 3 m/s downward. The wheel rolls without slipping. At the instant when theta= 60°, determine the velocity of pt. B, angular velocity of the wheelPlease Solve A and B. Thank You . The slider A moves with a constant speed of 3 m/s downward. The…
Two small objects (A and B) with diffuse surfaces have a steady temperature of Ts = 900 K. They have different spectral emissivities as shown on the plot below. Assuming the objects radiate to a large surroundings at Tsur = 200 K, what is the net radiative heat flux for both…
8. A simple ideal Brayton cycle operates with air with minimum and maximum temperatures of 27C and 727C. It is designed so that the maximum cycle pressure is 2000 kPa and the minimum cycle pressure is 100 kPa. Use constant specific heats at room temperature. a.What is the network produced?…
A spacecraft is in a circular orbit around the Sun, with a radius of 1 AU (astronomical unit) and an albedo of 0.3. The spacecraft's surface is made of a material with a thermal emissivity of 0.9 and a temperature of 300 K. The spacecraft is equipped with a radiator that can radiate heat to…
Psvchrometric chart use is not allowed. In an air-conditioning system, the incoming air is first dehumidified by cooling and then heated to a desired temperature. Air enters the system at 40°C and 84% relative humidity at a flow rate of 300 m/min. The air is cooled by cooling coils to…
Problem 1: Determine the force in members BC, BI, and HI. Also, state if the member is in tension or compression. B D E m PM K 100 kN
An ideal Rankine cycle with reheat produces power from a high-pressure turbine (HPT) and a low-pressure turbine (LPT). The inlet to the high-pressure turbine is 15 MPa and 500°C, and the temperature at the inlet to the low-pressure turbine is 500°C. The condenser pressure is 10 kPa. The…
h = 1507 W/m^2 L = 200.5 mm k = 0.62 W/mK
Which of the following is an appropriate initial setup for this system of ODEs? (The equations describe a double mass-spring system, where x1(t) and x2(t) represent the positions of the two masses.) m1x1_dotdot = -k1x1 + k2(x2 - x1) m2x2_dotdot = -k2(x2 - x1)
4. Sketch the cycles on the T-s diagrams below and identify and label the following: a. The four main states (the numbered states) of the working fluid. b. Where heat is added Qin and/or removed Qout. c. Where work is input Win and/or extracted Wout. d. Liquid saturation and…
The following is the TTT diagram for 1095 steel. What is 1095 steel? Discuss the challenges in quenching an object made of this material to the martensitic phase. Note that on the right axis, Rockwell C hardness is indicated. Draw a cooling curve so that the material of Rockwell C hardness 42…
Blade length: 2 meters Number of blades = 3 C = 40% (Turbine efficiency rating that could be produced by the wind turbine)
10. Two plates are clamped using a group of 1/2 inch UNC 13 bolts of SAE grade 5. The two plates are subjected to a separating load of 6000 lbs per bolt. Assume Km = 3Kb. If the bolts are each pre-tensioned to 4000 lbs, the bolt force in lbs as a result of the external load is closest to: a.…
2.In the circuit below: (i) draw the phasor (frequency domain circuit. (ii) source current. (iii) From ii draw the phasor diagram f or the currents and voltage(in the complex plane (iv) the power factor. 15002/0 V 25 25H10 =400
A hydraulic transmission operating at 80 bars pressure has the following characteristics: Motor Pump Vpe = 83 cm^3, Vn = 92%, 1m = 90%, 7m = 89%, N = 450 rpm, N = 600 rpm. Find the motor.
We intend to increase the rotation rate from the input to our output 42 times. The first gearset has a gear ratio of 7 and the second gearset has a ratio of 6. The gears have a module of 2.5 mm, a normal pressure angle of 20°, and a helix angle of 30°. a. Calculate the traverse pressure…
In the circuit below: (i) Vin(jω) (ii) From i, compute the magnitude and phase in degrees for the frequencies in the table below. Also, complete the table. (iii) Plot the semi-log amplitude and phase vs frequency. (iv) From (iii), estimate the magnitude and corresponding phase angle at…
a.2 Break-even value for S - Answer a.I Break-even value for Units a.3 Total cost equation a.4 Total revenue equation
The error in a unity feedback system is the error e(r) = x(t) - y(t), where x is the input and y is the output. The open loop transfer function is K G(s) = s(s+75). a. Determine the closed-loop transfer function. b. Determine the value of K such that e = 0 for a ramp input x(t).
Check my work Consider the loading shown. The allowable normal stress for the steel used is 168 MPa. 50 kN/m Part 1 of 3 10 points XT 0.8 m eBook Determine the section modulus and select the most economical wide-flange beam to support the loading shown using the table given below. (Round the…
Know that Oall = 24.8 ksi and Tall = 14.5 ksi. 1.5 kips/ft Part 1 of 2 10 points 12 ft Determine the section modulus and select the most economical metric wide-flange shape that should be used to support the loading shown using the table given below. (Round the final answer to one decimal…
Help, please! ASAP! Use 290 MPa and 26 GPa HP when turning at 50 rpm. Determine strength in shear. Shear Strength: 290 MPa for 2014T Aluminum.
Explain how to do this to me with lots of detail please. (7) Calculate the forces in member AB of the truss shown in Figure Q7. (Use Tensile forces positive sign convention 8 m 3 100kN 4 10 m A B 2 m Figure Q7 A B c D E FAB 60 kN 520 kN 120 N 420 kN 240 N
Solve Problem 6-34: Draw the shear and moment diagrams for the cantilever beam. Given: Load: 2 kN Moment: 3 kN.m Distance: -1.5 m
Solve Fast 0.1 m If the beam is subjected to a shear force of V = 10 kN, determine the shear stress at point A. 0.1 m 0.2 m 0.3 m
Please provide the solution for the assignment (Engineering subject). You are asked as a robotic expert to choose between three robotic arm models X, Y, and Z based on the following criteria: A. Price, B. Degrees of Freedom, C. Maximum Payload, D. Speed. Criteria Robotic Arm X Robotic Arm…
Draw a graph for this question between the acceleration and theta when the acceleration has a range from 10 to 30. EXAMPLE 12.14 SOLUTION To establish the origin of the x and y axes at the fixed point A on the path and determine the components of y, we can refer to the Companion Website and…
What is fluorescent lifetime imaging microscopy (FLIM) and what type of information can it give us? State a specific example. [3 marks] Continuing with FLIM, explain 'time-domain' FLIM and how it can be modeled to determine the lifetimes and contributions of two contributing photon sources. [3…
Fast Please determine the reaction at B Mo A B
I know this question has been asked on here before, but could you answer this question using torques and not the sine rule. Please include lots of detail on how the question was answered 5The crane in Figure Q3 is lifting a mass of 250kg. Calculate the magnitude of the compression force in the…
Find a power series solution y = cn of the differential equation y + y = 0.
Determine the mass moments of inertia of the thin parabolic plate of mass m = 5.4 kg about the x-, y-, and z-axes. Determine the mass moments of inertia of the thin parabolic plate of mass m = 5.4 kg about the x-. y-, and z-axes y =XXI kg m^2 Iyy = kg m^2 Izz kg m^2 y=kx2 - - 3 m 9 m 2
Example 5.4: Weight Lifter Mechanics Consider the weight lifter illustrated in Fig. 5.18 who is bent forward and lifting a weight Wo. At the position shown, the athlete's trunk is flexed by an angle θ (as measured from the upright vertical) position). The forces acting on the lower portion of…
Using MATLAB Simulink, solve using the following blocks: constant, product, add, integrator, scope, gain, clock, signal builder, and MATLAB function. Question Two: The equation of motion of a spring-mass system under force excitation is given by F(t) = 1 - 35y + 20, where F(t) is given…
10.6 Consider the following system of two ODEs: dy = t + y from t = 0 to t = 1.2 with x(0) = 1, and y(0) = 1. Solve with Euler's explicit method using h = 0.4. The analytical solution of the system is x = 4e^t - t^2e^(-t^2/3t - 3), y = 2e^t - t - 1. In each part, calculate the error between the…
Design a Sustainable Factory of Ready-made Garments (RMG) in Bangladesh where all the following factors are required to be considered: 1. Feasibility Study 2. Techno-Economical Analysis 3. Environmental Sustainability Analysis 4. Safety and Security Analysis 5. SWOT Analysis 6. Company and…
Please draw the FREE BODY DIAGRAM of this . Thank you. Body m Suspension Road Ty Datum level
An outboard motor delivers 15 hp at 8000 rpm to the drive shaft of length L,as depicted in Fig. 2. The shaft is made of brass with an allowable shear stress tal. Find: (a) The required diameter d of the shaft; (b) the angle of twist of the shaft. Given: L = 0.6 m, a = 70 MPa.
Problem 2 Determine the acceleration at which the 20' pipe will start to lift at point A. The pipe is 180 lbs, and it is hinged at point B. 5 ft 12 ft
SOLVE PROBLEM 2 PLS!!! Same as Problem 1 above, but with a two-impulse strategy. This would be through an elliptic transfer orbit (the dashed-line orbit in the figure above; the major axes of both the parking and the transfer orbits are along the line AB). The first impulse is applied at A, the…
We have the velocity field below. What is the acceleration at the point (3,0,2) and t=1? (Knowing that the final answer is a= -58ex - 10ey + 0ez) V = (6+2xy+t^2)ex - (xy^2+10t)ey + 25e
An earth satellite is in an elliptic 'parking' orbit with perigee (at point A) and apogee radii of 7000 and 60000 km, respectively. In order to place the satellite in a geostationary circular orbit (GEO; radius 42,164 km), an impulse thrust is used at the intersection of these two orbits…
A motor supplies a constant torque 2 N - m to a 50-mm-diameter shaft O connected to the center of the 27 kg flywheel. The resultant bearing friction F which the bearing exerts on the shaft, acts tangent to the shaft and has a magnitude of 47 N. (Figure_1) Determine how long the torque must be…
Problem 11: Determine the variation of the load throughout the beam as a function of x. 8 kN/m 6 kN
2. Indicate the force magnitude and direction holding the section in place. 49. Water flows through the pipe at A at 60 kg/s, and then out of B with a velocity of 4 m/s. Determine the average velocity at which it flows in through C. VA 100 mm 60 m 160 mm Proh. 4-49
2 For the frame shown, find the horizontal and vertical reaction forces at pinned support A. 50 kN B 1.5m 1.4m 1.4 m D 25kN
Determine the force in members CD, CJ, and KJ of the Howe roof truss. Suppose that P = 240 N and P = 320 N. Figure 1: Figure 1 of 1 P2 P. D E 3m B L K H 12m.6@2m
Determine the stability of the following systems using Ruth criteria: s = 1 2(2s+1) 2s+2
4.2. Name the type of explosives that you should not use if the holes have water in them. What is the reason for this? (5) 4.3. What do you understand by the term 'permitted explosives'? (5)
Find the force in member AC and indicate whether it's tensile or compressive. Please provide step-by-step instructions for better understanding. 200 lb 100 lb/ft 4 ft B ft
=45Nm 2N/mF=75 F(kN w(kN/m D MkN.m A 6m 15n 4.5m
Solve the following question (analytically) and (numerically by using MATLAB), also include the MATLAB screenshots for the numerical solution ... 28.11 A nonisothermal batch reactor can be described by the following equations: dC/dt = -e^(10/T+273) dT/dt = -ip where C is the concentration of…
Determine the moment of inertia of the following area about both the x and y axes. The diameter of the hole is 8 mm. y 18 mm (not to scale) 20 mm 25 mm 12.5 mm 29 mm 40 mm Answer Table Description Value Ix (mm4) Iy (mm4)
Consider for robotics applications: 2. In this problem, we model a joint variable function 6(t) using a quartic polynomial (4th order). Find the function 6(t) that satisfies the following conditions. Initial time t, = 0 (sec), and final time t=2 (sec) (0)=0 (rad), (1=9/32 (rad), (2)=T/2 (rad…
Problem 20 (5 points) A cross-sectional area of rod with a 15 mm diameter is decreased by using drawing process Calculate final diameter of the rod, considering the maximum reduction per pass.
Please help with the question. Thank you. [2 marks] [2 marks] [3 marks] Suppose a microcontroller is used to generate a PWM wave and the maximum output voltage from the microcontroller is 5 V. when the duty To achieve a steady output voltage, a resistor of 1 kOhm and a capacitor of 0.1…
Figure 1 is a representation of the effects of the tide on a small body of water connected to the ocean by a channel. Assume that the ocean height h varies sinusoidally with a period of 12 hr with an amplitude of 3 ft. If the observed amplitude of variation of h is 2 ft: h2 = A = 10 ft p = 60…
160 GPa and that of the epoxy is 410 MPa condition? condition? How much is carried by the matrix?
The following is a heat transfer question. Please draw the temperature distributions for the following cases. Draw the initial, SS, and 2 additional intermediate times. Assume uniform temperatures and 1D geometry. a) Transient, heat generation in A b) Transient, constant surface heat…
Water flows in a pipe with a diameter of D and roughness height of e as shown in the figure below. Water exits from the section B that has a diameter value of D. The loss friction coefficient of the vane is denoted by Kvane. If the piezometer reading at section A is h, then find the flow rate…
The following: 1) The compositions of all the FeC and ferrite. 2) The amount of proeutectoid-FeC, pro-FeC, in 100 g of the steel. 3) The amount of pearlite in 100g of the steel. 4) The amount of eutectoid-FeC in 100g of the steel. 1600 1400 1200 Fe 220 0% C 100% Fe 66 Fe, C Weight percent…
For the beam shown, use your knowledge from solid mechanics to: Assume a rectangular Aluminum Beam of length L = 10 ft with b = 12 in, h = 8 in and find the deflection and slopes at points A and B, and C. The intensity of the load is 50 lb/in. Young's Modulus of Elasticity is E = 10x10^6…
Can you show me the equations with symbols? Water is delivered from reservoir A to reservoir B with a flow rate of Q in a hydraulic pipeline system, as shown in the figure. Find the input power of the pump P, in kW.
Can you show me the equations with symbols? Water flows from reservoir A with a flow rate of Q for the given hydraulic system as shown in the figure. Find the elevation of reservoir D. (For each pipe, CHw values are equal) V B D (3) () (4) (1) M
A rectangular lid with a width of 2m and an angle of 60° with the horizontal plane is supported by a pulley, which is connected to a 2500 kg mass. What is the depth of water at which the system can be in equilibrium? Assume the density of water is 1000 kg/m^3. Note that: the mass of the lid…
Generally, the number of motors needed to control an f degrees-of-freedom mechanism is: A. 1 B. f-1 C. f D. f+1 E. f+2 5. In one application, we need to use a serial robot to control an object translating along a given 3D surface. Which of the following mechanisms can be used for this…
Problem 3.1: As illustrated in Fig. 3.6, assume a worker is applying a force E to tighten a right-threaded bolt by using a wrench. As a result of the applied force, the bolt is advancing into the metal plate. The recommended torque for the bolt is Mr = 80 Nm. Furthermore, the length of the…
please show all steps, using any CFD software. thank you For this project,please utilize the CFD software to perform calculations at Reynold's numbers of Re =105 and Re= 106.Then,execute the following steps and answers the related questions: 1. Show the velocity and pressure contours for…
Example 2.4 A disk shown in Figure E2.4 is rotating about a horizontal axis at A with an angular velocity with magnitude .The entire assembly rotates about the vertical axis with an angular velocity with magnitude w.Determine the velocity of point g located on the perimeter of the disk at an…
Please fast both. Question 6 10 pts L15&16&17 - M6b - Motor Basics Q5: (Motor Torque-Speed Curve) (10%) Given the specifications of 2000 rad/sec (no-load speed) with 2.5 N-m of torque stall torque, will this motor without additional gearing work for the desired application? Explain and/or show…
The cord is wound around the inner disk. If the cord is pushed with a constant tension of 30 lb and the reel is initially at rest. The reel and the cord have a total weight of 400 lb, and the radius of rotation around axis a is ka=1.30 ft. The angular velocity of the reel when s=8 ft of unwound…
Please show work and units. 0.00304w^2g*sin(a) 0.00304*([(w^2)*(r^2)]/[g*sin(q)]) Incorrect. The answer above is NOT correct. (3 points) Ring Slope S W Known values: outer radius, radius of gyration, mass, surface angle, initial angular velocity, final angular velocity, gravity, T, 0.8T, m, b,…
I am getting non-solution for the magnitude of the last plane direction. Please help as I might be doing it wrong. Thank you. A single crystal of a metal that has the FCC crystal structure is oriented such that a tensile stress is applied parallel to the [100] direction. If the critical…
An axial flow, high-pressure turbine is operating at the following conditions: - Inlet total temperature = Tt1 = 1950 degR - Inlet total pressure = 75 psi - Inlet absolute axial velocity = Cz1 = 725 ft/sec - Inlet absolute air angle = a1 = 60 deg - Average annulus radius = rave = 6.5 in. -…
An axial flow,high pressure turbine is operating at the following conditions: -inlet totaltemperature=Tt1=1950deg R -inlet total pressure = 75 psi -Inlet absolute axialvelocity=Cz1=725ft/sec -Inlet absolute air angle = 1 = 60 deg -average annulus radius = rave = 6.5 in. -annulus height = hann =…
Using Table Find the real root of the equation, x - 3x - 5 = 0 by the bisection method.
EP11-Example Paper Chapter 11 MECH 321-Mechanical Mechanisms PROBLEM 11-3a Statement: Table P11-1 shows kinematic and geometric data for several slider-crank linkages of the type and orientation shown in Figure P11-1. The point locations are defined as described in the text. For row a in the…
A circular cable that is 75 ft long is made from steel and has to hold a total of 60,000 lb. The cable can elongate no more than 0.45 in. Determine the diameter of the cable to meet this requirement. Set E = 30 x 10^6 psi.
Outlet Temperature and Heat-Transfer Rate via Minimum Allowable Approach Temperature. Hot oil at a flow rate of 3.00 kg/s (Cp = 1.92 kJ/(kg·K)) enters an existing 1-1 counterflow exchanger at 400 K and is cooled by water entering at 325 K (under pressure) and flowing at a rate of 0.70 kg/s.…
Using a pen or pencil, draw 3D views (pictorial view) of the parts. The three principle views are given below. For this assignment, the dimensions of the geometries are not important, but use your best judgment to make sure your drawings are representative. a. (First angle view) COMPUTER AIDED…
Start a new drawing based on AEC-Millimeters.dwt. Draw the floorplan shown in Figure A-2, starting with the lower left corner at point (900,900). All walls are 100mm thick. The doors are 900mm wide and are placed 150mm from the nearest wall. Answer the following questions: intersection. Draw…
Which of the following is correct? Refrigerant 410A All of the above statements are true Cannot be topped off Exhibits a very low temperature glide during evaporation or condensation Has serious concerns about fractionalization of the R-410A refrigerant should a leak occur
What is the distance between the points labeled A and B? Start a new drawing based on AEC-Millimeters.dwt. Draw the floorplan shown in Figure A-2, starting with the lower left corner at point (900,900). All walls are 100mm thick. The doors are 500mm wide and are placed 150mm from the nearest…
What is the area of the outermost shape minus the inner shapes? Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circles at point (5,5). Draw only the object, not the dimensions, and then answer the following…
Consider the electrical circuit shown below. If the input voltage ei(t) = Ei cos(ωt), what is the output voltage eo(t) at steady state? 3. Consider the electrical circuit shown below. If the input voltage ei(t) = Ei cos(t), what is the output voltage eo(t) at steady state? L R, e(t) R
What is the area of the outermost shape? (Hint: Make it into a polyline. Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circles at point 5,5. Draw only the object, not the dimensions, and then answer the following…
The angle defined by the two intersecting lines at C is (Hint: Use an angular dimension). Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the 3 circle at point (5,5). Draw only the object, not the dimensions, and then answer…
Determine the force in members HI, FI, and EF of the truss. Consider the truss shown in Figure 1. Suppose that F = 9 kN. Figure 1: K | 3m | G / \ / \ B D | | E F 2m+2m 2m+2m 2m 2m 4 kN 5 kN \ / \ / F
What is the distance between the center of circle A and the corner at B? Start a new drawing based on Mech-Millimeters.dwt. Draw the object shown in Figure A-1, starting with the center of the circle at point (5,5). Draw only the object, not the dimensions, and then answer the following…
As shown in the figure, one-half pound of nitrogen (N) in a piston-cylinder assembly is initially at 80°F and 20 lbf/in². It is compressed isothermally to a final pressure of 100 lbf/in². During compression, the nitrogen rejects energy by heat transfer through the cylinder's end wall, which…
Example 2.4: A disk shown in Figure E2.4 is rotating about a horizontal axis at A with an angular velocity of magnitude ω. The entire assembly rotates about the vertical axis with an angular velocity of magnitude ω. Determine the velocity of point q located on the perimeter of the disk at an…
Exercise 520 points VI = 6 6 Block h = VI + 5 (2/3)h A Rain Container In Fran's garden, there is a container that collects rainwater. The container hangs from a rope that lays across a stationary drum and connects to a solid wooden block sitting on a horizontal surface. The wooden block weighs…
Please answer the drive shaft question. The drive shaft of the motor is made of a material having an allowable shear stress of Tallow = 75 MPa. If the outer diameter of the tubular shaft is 20 mm and the wall thickness is 2.5 mm, determine the maximum allowable power that can be supplied to…
Text: Previous AnswersRequest Answer Express your answer In terms of O. PartA =d Submit Part B Complete previous parts 4 Provide Feedback 101 0.45m Shaft shown in Eigure 1 Figure NOS TES1 Corrections: Previous Answers Request Answer Express your answer…
Exercise 4 (20 points) A car is traveling at a speed of 1 ft/s, and its speed decreases to 1 ft/s at the end of the turn. What is the magnitude and direction of their acceleration vector during the turn?
Please answer the solid 50 mm diameter shaft question. The aluminum block has a rectangular cross-section and is subjected to an axial compressive force of 8 kip. If the 1.5 in side changes its length to 1.500132 in, determine the Poisson's ratio and the new length of side 2 in. E = 1010…
I NEED HELP WITH THE LAST PART (C)… 7. [0.98/1.48 Points] DETAILS PREVIOUS ANSWERS OSCOLPHYS201612.3.WA.017 MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Water flows through a pipe as shown in the figure. The pressure at points 1 and 2 respectively is 1.85 x 10^5 Pa and 1.20 x 10^5 Pa. The…
Please solve the aluminum block question. The aluminum block has a rectangular cross-section and is subjected to an axial compressive force of 8 kip. If the 1.5 in side changes its length to 1.500132 in, determine the Poisson's ratio and the new length of side 2 in. E = 1010 ksi. 1.5 in. 2…
17-18 What is the equivalent capacitive reactance, Xc, for the following parallel capacitive reactances: a. Xc = 100 and Xc = 400 b. Xc = 1.2 kΩ and Xc = 1.8 kΩ c. Xc = 15, Xc = 6, Xc = 102 d. Xc = 2.5 kΩ, Xc = 10 kΩ, Xc = 2 kΩ, Xc = 1 kΩ
Which of the following is correct? The only refrigerant that can be used with nitrogen and does not need to be recovered? (Only a small amount is used, so that the electronic detector can sniff the leak.) HFC-410A HCFC-22 HFC-407C Any HFC since the ozone depletion potential of HFC's is zero.
Problem 5:[16+4] For the mechanism shown in the figure (scaled position diagram, scale 1 cm = 1cm), the mass and second moments of inertia of links 2 and 4 are negligible compared to that of link 3. The friction is also negligible in the prismatic kinematic pair between links l and 4. It is…
Problem 4: [15 + 5] For the mechanism shown below in the scaled position diagram: RBA = RcB = 2.7 cm, Rp = 15.87 cm. Rolling contact is assumed at point A between links 1 and 2, but slip is possible between links 2 and 3. The velocity and acceleration vectors of the center of link 2 have…
Problem 2: [15 + 5] The position diagram of a mechanism is shown in the figure (the figure is not to scale): RBA = 3 cm, RBE = 4.4 cm, RAE = 6 cm, Rpc = 3.2 cm, RcE = 7.9 cm, RpA = 6.9 cm, θB4 = 225°, θ3E = 118° and θpc = 196.7°. The kinematic pair variables are: θBA, θBE, RBE, θpc,…
The Levenspiel plot for the data gathered in a batch reactor is given below: A + B -> 60 50 Fa(m?) 40 fa 30 20 10 0.2 0.4 0.6 0.8 Conversion, X 1.0 a) What is the type of the reactor and corresponding volume for x = 0.4? b) What is the type of the reactor and corresponding volume for x =…
10-1. Determine the moment of inertia about the x-axis. 10-2. Determine the moment of inertia about the y-axis. Probs. 10-1/2
Problem 1 An engineered passive radiative cooler coating is placed under the Sun. Provided the following simplified spectral emissivity/absorptivity plot (ε/α on the right), calculate the total diffuse emissivity (εd) and absorptivity (αd) if its uniform surface temperature is T =…
Required Information In a certain medical application, water at room temperature and pressure flows through a rectangular channel of length L = 24 cm, width s = 3.3 cm, and gap thickness b = 0.3 mm as shown in the diagram below. The volume flow rate is sinusoidal with amplitude Q = 0.50 mL/s…
Sketch and label the shear force and bending moment diagram for the beam shown below. Choose the maximum shear force and bending moment values from the options below: 1.2 kN 2.7 kN 1.5 m A . D B C 4.5 m VMAX = -2.9 kN, MMAX = 2.6 kN-m VMAX = -2.2 kN, MMAX = 3.3 kN-m VMAX = -3.2 kN, MMAX =…
Given the beam shown: Draw a FBD showing the distributed loads as concentrated forces, clearly showing the location of those concentrated forces. (15 points) Find the external forces exerted on the beam for it to be in equilibrium (10 points) 100 lb/ft 300 lb-ft 9 ft
Answer the question using the virtual work method. Please answer clearly and in great detail for a thumbs up! 3. Determine the slope of end C of the overhang beam. EI is constant.
155. How many types of PID representations exist and describe them? 156. How to use the PID built-in block in Simulink? 157. Why is Ki sometimes not needed? 158. Give definitions of stability according to natural response performance. 159. Give the definition of stability for BIBO systems. 160.…
Please help to sketch. The following signal A is composed of signal B and signal C. SIGNAL A SIGNAL B 0.2 SIGNAL C Figure 5: Time Domain Signal The signals are in the time domain. Sketch what you would expect to see in the frequency domain.
56. Derive the frequency equation for antisymmetric modes with respect to the mid cross section of a clamped beam. W(x) = D1*sin(x) + D2*cos(x) + D3*sinh(x) + D4*cosh(x)
Course: System Dynamics and Control 137. What is the terminology for PID variables in industry? 138. Explain the Tuning Method procedure through Trial and Error. 139. When do we use Ziegler-Nichols 1st method and how? 140. When do we use Ziegler-Nichols 2nd method and how? 141. What methods do…
Answer the question using the virtual work method.Please answer clearly and in great detail for a thumbs up! 2. Determine the slope at B of the beam made from A992 steel and having a moment of inertia of I = 53.8 in4. 8 kip 10ft
Given the system shown. The static coefficient of friction between the rope and the rod is 0.2 and the mass of A is 20 kg. Find the range of values of the mass of B for which the masses will not move. (25 points) 75mm
Course: System Dynamics and Control 120. What is the response of a system? 121. Why do we say that 5-times larger poles do not significantly affect response performance? 122. What is the response of W(s) = K to delta, step, and ramp inputs? 123. Ts+1/s+a 124. Write the response of a 1st-order…
Carnot's cycle for a heat engine that works with air is given in Figure 1. TH=300°C, T=150°C, qH=169 kJ/kg, and P=kg.K-qL=RTIn(
Please answer clearly and in great detail for a thumbs up! Use virtual work method to solve the following problems 1. Determine the horizontal displacement of joint C. Each A-36 steel member has a cross- sectional area of 400 mm2. 5 kN C B 2 m 1.5 m 10 kN V
Starting from the expression dG = -SdT + Vdp + Ea9adna (EqQ1.1), derive an expression for the equilibrium constant K, (T for the reaction O + NNOEqQ1.2). State clearly your assumptions. Marks will be lost for lack of clear working. Calculate the product composition (mole fractions arising from…
Given the truss shown with LOAD = 220 kN. Find the forces in members KM, IM, QR, and PR (7 points each). Draw all necessary free body diagrams. (7 points) M 1 m LOAD LOAD 2 m
Locate the centroid y of the cross section and determine the moment of inertia of the section about the x-axis. Consider the cross section in Figure 1. If 0.57 m represents the height L as shown in the figure. Figure 1: _______ | | | | | | | | …
Choose the type of reactor and find the volume at each point using the information in the image. The following liquid-phase reaction is going to be carried out in a series of CSTR and PFR reactors A+B. The Levenspiel plot for the data gathered in a batch reactor is given…
The rope passes through a small pulley at C and a smooth ring at E. If a force of F=160 N acts on the rope. determine the cutting force on the smooth tree limb at D and the horizontal and vertical components of force acting on pin A. (8 points each). Draw any necessary free body diagrams (6…
1-D Signal: 6(x) rect(x) (xV e/2mutox -D Fourier Transform Impulse: 1 Rect function sinc(u) Triangle: sinc(u) Complex exponential: 8(u-uo Cosine: cos2ug=ezrug+e-zmug 8u-uo+u+uo Gaussian: e-rx2 e-mu 2-sided decaying exponential: e-Ix1 2 1 1+2nu Translation fx-x F(ue-1zruxo Scaling f(ax) 1…
Problem 1. (10 points) a) Derive all T10 basis functions. b) What is the polynomial degree of the T10 basis functions? c) List properties of T10 basis functions. d) How many degrees of freedom does the T10 finite element have? Problem 2. (10 points) Assume that a function f(x,y) = sin(x+6x…
Text: THUMBS UP GUARANTEED!! Please HANDWRITE your response!!! ASAP PLZ! Problem 1. (10 points) a) Derive all T10 basis functions. b) What is the polynomial degree of the T10 basis functions? c) List properties of T10 basis functions. d) How many degrees of freedom does the T10 finite…
Consider the area shown in Figure 1. Suppose that a = 2 ft, h = 4 ft, k = ftâ»Â¹. Figure 1 of 1 > Part A: Locate the centroid y of the area. Express your answer in feet to three significant figures.
EXPERIMENT 2: TEMPERATURE MEASUREMENT AND CALIBRATION AIM The aim is to understand the concept of error in measurements and how to minimize them. 2. APPARATUS - Dug-1atmn contvol ter 0ao Suladt HaslC heater 1S ddjustmen sensor carrfen rrer 3. PROCEDURE I. Fill the water-bath with distilled…
Water flow passes under the sluice gate. Suppose that y1 = 6m and y2 = 1.4m. (Figure 1) Figure 1 of 1 y1 Pearson
Locate the centroid, y, of the area. Consider the area shown in Figure 1. Suppose that Figure 1 represents y = kx^3.
Consider a three dimensional source and sink of equal strength in inviscid, incompressible and irrotational steady flow like the diagram below. a) Determine the shape of the Rankine oval. b) Determine the location of the stagnation points. Source Sink Stagnation Point Stagnation Point +m h h
Consider the off-design performance of a non-afterburning turbojet. Ideal performance of all components may be assumed (η = γ = 1, η = 1, and γ = v, = y, etc.). Both A_1 and A_2 may be considered choked. The engine is flown with fixed T_y, but at varying Mach numbers. Reference conditions…
The values of a vehicle are as follows. Calculate engine power,rpm and fuel consumption per 100 km while driving at a constant speed of 120 km/h on a straight road in 4th gear Cw=0.36A=1.9m1.63mx1.16m,f=0.0125,nt=0.95,m=1200kgmean,i4-0.91,is=0.75 id=3.94,wheel turning radius r=0.26m, In…
For the two-degree-of-freedom system shown below, it is free vibration and undamped system. WMM A- Can you draw the free body diagram for the system? B- Write the equations of motion. C- Assuming that it is possible to have harmonic motion of m and m at the same frequency and the same phase…
Repeat this example for other flow meters (Orifice meter and Venturi meter) using ethyl alcohol only. (Two more calculations are needed) Given: Ethyl alcohol flows through a pipe of diameter D = 60 mm in a refinery. The pressure drop across the nozzle meter used to measure the flowrate is to…
A well-insulated nozzle has an entrance area of 0.28 m^2 and an exit area of 0.157 m^2. Air enters at a velocity of 65 m/s and leaves at 274 m/s. The exit pressure is 101 kPa and the exit temperature is 12°C. a) What is the inlet temperature? b) What is the exit density? c) What is the…
A motor supplies a constant torque of 3 Nm to a 50-mm-diameter shaft O connected to the center of the 25 kg flywheel. The flywheel has a radius of gyration ko = 0.15 m about its center O. Determine how long the torque must be applied to the shaft to increase the flywheel's angular velocity from…
Find the velocity and position vectors for a particle that has the time acceleration a(t) = -10k and initial velocity v(0) = 2i + j - k, and initial position r(0) = 2t^3j.
Problem 03.009 - Torques and shearing stresses exerted by pulleys on a shaft The torques shown are exerted on pulleys A, B, and C, where T1 = 6 kip-in and T = 4.4 kip-in. Assume that both shafts are solid and the diameter of shafts AB and BC to be 1.3 in. and 1.8 in., respectively. 10.4…
Problem 6: A 30,000 N vehicle, traveling at 72 km/h, locked its wheels at point A and skidded on the surface shown below. What is the distance the vehicle will cover until it stops? 100 m dry asphalt = 0.65 20 m wet asphalt = 0.35 30 m black ice = 0.01
Problem #7: Water at temperature TC is poured into a cylindrical ceramic pan with a diameter of D. The height of the water that was poured is 0.05 m. The pan sides and bottom are insulated. The ambient temperature is 20°C. After 30 minutes, the temperature of the water was found to be 75°C.…
8-33 Derive equation 8.25 for the 4-5-6-7 polynomial function. Derive equation 8.25 for the 4-5-6-7 polynomial function. 8-34 Derive an expression for the pressure angle of a barrel cam. 8-35 Design a radial plate cam to move a translating roller follower dwell for 100 fall 10 mm in 10 dwell…
I need the name of this source tlet G4 D10 820 440 OLH Figure P13-10 13-11 Determine the mechanical advantage for the pulley system block and tackle shown in Fig P13-11. Hint: If the load W is moved upward 1 ft, how many feet will the applied force F move?
A hydraulic transmission operating at 80 bars pressure has the following characteristics: Motor Pump Vn = 83 cm^3 Vi = ? η = 92% n = 83% η06 = 89% N = 450 rpm N = 600 rpm Find the: a) Displacement of the motor b) Motor output torque
A pressurized spherical tank is made of 0.5-in.-thick steel. If it is subjected to an internal pressure of p = 200 psi, determine its outer radius if the maximum normal stress is not to exceed 15 ksi.
The beam is subjected to the distributed loading as shown. Use E = 30,000 ksi, I = 394 in^4, L = 22 ft, the max load distribution density at B wo = 13 kip/ft, calculate the deflection at the middle of the beam: in. Use appendix at the end of the textbook and write down all the steps which lead…
At the inlet of the steam turbine of a simple Rankine cycle, the temperature is 600°C. The cycle produces 1000 MW of work. The condenser pressure is 10 kPa, and 70000 kg/s of cooling water is required to reject heat into a nearby river. Estimate the local increase in temperature of the river.…
Determine the steady-state error of the system below for various values of k = 4.5 under a unit-step input. 1 s^2 + 2s
A long aluminum rod of diameter 2.0 cm is initially at a uniform temperature of 125°C. It is now exposed to an air stream at 15°C with a heat transfer coefficient of 200 W/m^2 K. How long would it take for the aluminum rod to cool to an average temperature of 40°C?
The cantilevered beam shown below is subjected to a vertical load P at its end. When E is 70,000 MPa, I = 521,000 mm^4, P = 5997 N, and L = 515 mm, please utilize the formula method and determine the maximum deflection of the beam below: mm. Calculate your answer to 1 decimal place.
Determine the maximum shear stress in the T-beam at the section where the internal shear is maximum. 30 kNm 20 kN/m 200 mm 20 mm 20 mm
Very simple problem. Which of the variables listed in the problem are repeating? Diameter D, density Ï, dynamic viscosity μ. Select the repeating variables.
An important problem in billiards or pool is the determination of the height at which you should hit the cue ball to give it backspin, topspin, or no spin. Assume a uniform ball of mass m and radius r. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to…
Water Content (%) Wet mass in mold (g) 5.6 1420 7.9 1683 10.8 1932 13.3 1964 14.8 1830 16.2 1630 1. Plot dry density vs. moisture content 2. What are the maximum density and optimum water content? 3. What is the range of moisture contents at 90% proctor?
The resultant force of the water on the rectangular side of the tank shown is closest to: vertical V Water 10m FR tank is 3 m wide perpendicular to the page a. 540 kN b. 1120 kN c. 1470 kN d. 2940 kN
12) (5 pts) The torque T in a rotating helicopter shaft is believed to be a function of blade rotational (angular) speed w, blade angle a, blade length l, and air density p. The two dimensionless parameters (pi terms) relevant to this problem are: a. T = pa^2 * √5 / T b. T = 0.00314 / T c. T…
The ambient temperature is 20°C. Given: p = 1000 kg/m^3 - average density of the water, Cp = 4180 J/kgK. 1. Determine the heat convection coefficient of the ambient air and the initial temperature, Ti. 2. If after 40 minutes, some water with ambient temperature is added to the pan until the…
An orifice meter is used to measure the volumetric flow rate of air through a duct as shown. The pressure difference across the orifice is measured with a manometer using water. The diameter D of the duct is 20 cm, the diameter d of the orifice is 15 cm, and the height difference h of the water…
Problem 9: Determine the shear and the moment as a function of x where 2m < x < 4m. IKN 12 kN-m
Air flows through a round 10-inch diameter galvanized iron duct with a volumetric flow rate of 600 ft3/min. Use a kinematic viscosity of 1.57 x 10^-4 ft^2/s for the air. The friction factor, f, is closest to: a. 0.017 b. 0.021 c. 0.032 d. 0.05
Estimate the terminal velocity of a "duckpin" bowling ball falling through water. The options are: a. 0.93 ft/s b. 5.13 ft/s c. 8.14 ft/s d. 12.7 ft/s
5) (3 pts) Water flows through a small 1-mm diameter tube. Find the maximum velocity through the tube that will still result in a laminar flow a. 0.017 m/s b.1.33 m/s c.1.97 m/s d.2.31 m/s
A boat can be approximated as a box with the dimensions shown. The empty boat weight is 150 lbf. Find the additional cargo weight that will cause the boat to sink low enough so that it starts filling with seawater. The density of seawater is 64 lbm/ft^3. a. 1500 lbf b. 1760 lbf c. 2250 lbf d.…
2) (6 pts) Water issuing from a nozzle is used to move an obstacle as shown in the figure. The area of the water stream leaving the nozzle is 0.0044 m2. Calculate the volumetric flow rate of water necessary to initiate movement of the obstacle. The obstacle weighs 1000…
As the F/A-18 lands at 64 m/s on the flight deck of an aircraft carrier, the arresting gear cable from A to B engages the airplane's arresting hook at C. The arresting mechanism maintains the tension in the cable at a constant value as it rolls out, bringing the 115.6 kN airplane to rest at a…
On trucks. Doorway. To loading dock B -To manufacturing floor 30 in D 36 in.1 b) In the drawing, one-sixth of an inch represents 1 foot. What is the scale factor of the drawing? Explain.
Use an FLT SYSTEM TO SOLVE!!! Question: USE AN FLT SYSTEM! A long structural component of a bridge has the cross-section. It is known that when a steady wind blows past this type of bluff body, vortices may develop on the downwind side that are shed in a regular fashion at some definite…
1.2 Two equal diameter D = 0.3 m co-axial parallel disks are a distance 0.5 m apart. If T = 600 K, ε1 = 0.7, and T2 = 400 K, ε2 = 0.9, and the environment is at 300 K. Determine the heat transfer to the two disks.
In the following problems,you may find the data below for ethane (CHs)-air combustion useful all values,except the global reaction rate,are for the reactants at 298 K and 1 atm).Do not use any other information from the book on ethane properties(except molecular weights if you need to).The…
Q2: A tank contains 2 kg of water at 120 C with a quality of 50%. Through a volume flowmeter and valve, 0.5 kg is now removed while the temperature remains constant. Find the final state inside the tank and the volume of water removed if the valve/meter is located at a. b. The top of the…
4. A 1-lb mass of water in a rigid container of 0.3 ft3 is heated. The initial pressure is 14.7 lbf/in2. The heating process occurs until the water reaches the saturated vapor state. (a) Sketch the process on a T-v and a P-v diagram. (b) Determine the initial and final temperatures, and the…
Problem #6: Distance Covered by a Vehicle Until it Stops What is the distance the vehicle will cover until it stops? 100 [m] dry asphalt = 0.65 20 [m] wet asphalt = 0.3 30 [m] black ice = 0.01
You are traveling in your car at 70 mph and decide to roll down the window and stick your hand outside the vehicle. Estimate the stagnation pressure on the center of your hand. a. 0.04 psig b. 0.09 psig c. 1.04 psig d. 12.5 psig
Q1: Carbon dioxide gas (CO2) is first at a pressure of 250 kpa and 300 C, piston mass and diameter are 35 kg and 0.1 m respectively and initially pushes against stops. The outside ambient is at 25 C and 100 kpa. The cylinder is cooled to ambient temperature as heat is transferred to the…
Consider two rectangular surfaces perpendicular to each other with a common edge as shown in the figure. The surroundings are at 300 K. Determine the net rate of radiation heat transfer to the surroundings. T=500 K, ε=0.8.
Two linear springs are connected in parallel and another in series. A mass, m, is attached to the last spring as shown below. The characteristics of the springs are shown in the graph. A mass, m, is attached to them as shown in the figure. The characteristics of the springs are shown in the…
Determine the rate of the sun's radiation transmitted through a 1 by 2 m window. The glass transmits 80 percent of the radiation between 0.2 and 2.0 wavelengths and is opaque at other wavelengths.
3D D/2 2L 31 a.Determine the pressure loss along the pipe b. Which one pipe would you change in order to reduce the pressure loss? Why? And what change will you make?
Tooth dimension accuracy can be measured with the David Brown tangent comparator, shown in (a), which is a special caliper measuring the length of common normals, simply illustrated in (b). Prove that the lengths of the common normals between any two opposite involutes are equal, or LM1=L2M2…
Consider a 10-cm diameter sphere at 800 K suspended in the air. Assuming the sphere can be treated as a blackbody, determine: a. The rate at which it emits radiation energy. b. The wavelength at which maximum radiation is emitted. c. The spectral blackbody emissive power at this wavelength. d.…
Develop the model for the motor. Motor speed (rpm): 40 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 Time (sec)
7.1. Explain what is meant by a captive colliery (5) 7.2. List five domestic uses of coal, i.e. uses in South Africa (5) 7.3. Explain why we use coal for electricity generation in South Africa? (5) 7.4. Give a brief summary of the formation of coal in South Africa (5) 7.5. Explain what is meant…
A film of liquid with kinematic viscosity v and density p spreads over a flat horizontal surface due to gravity as shown. Assume that the spread is planar in the x-y plane with unit width into the page. The height of the film is h(x,t) which varies in the x direction and time t. The flow is…
Consider a two-dimensional (planar), steady and incompressible flow in the entrance region of a duct leading to the fully developed region, as shown. The velocity profile at the entrance is Uo, which is uniform. At length L, the flow becomes fully developed. Fluid viscosity is μ and its…
Problem 4: A 4-cylinder, 4-stroke diesel engine has an indicated power of 50.4 kW and runs on a fuel with a lower heating value of 42,000 kJ/kg. The indicated efficiency is 0.4. Determine, in kJ/s and as a percentage, the heat losses due to exhaust gases, if the volume of gases obtained by…
155. A 50.0 lb box is being pulled from the bottom of the hill 100 ft up a 35° incline on the moon. What is the gravitational work? a. 5740 ft-lbf b. 473 ft-lbf c. 1.85x10^2 ft-lbf d. 100 ft e. 3.05x10^2 ft-lbf 156. The area of a 50.0 lb box that is in contact with the flat ground on the moon…
Problem 2: Determine the amount of heat supplied to an 8-cylinder, 4-stroke gasoline engine, if the indicated mean effective pressure is 9.6x10^5 Pa, cylinder bore d = 0.1 m, piston stroke s = 0.09 m, average piston speed is 12 m/s, mechanical efficiency is 0.8, lower heating value is 44,400…
Please check my answers and correct my mistakes. Start your scantron answers at this number. 51A solid sphere is made of an unknown metal, which has a specific gravity of 6.21, and has a diameter of 9.0 in. How much does the sphere weigh? V_sphere = (4/3)Ï€r^3. a. 1.4810 lbm b. 1.48*10 lbf c.…
For the H beam, determine the shear stress at point A. Also, calculate the maximum shear stress in the beam and identify the location where it occurs. V = 80 kN. 250 mm V - 20 kN 30 mm 300 mm 25 mm 50 mm 25 mm
Question Two: The equation of motion of a spring-mass system under force excitation is given by F(t) = 20(t - 135y), where F(t) is given by F(t) = 10t; F(t) = 10; 1 < t < 2; t > 2. If the system is initially at rest, find the displacement of the mass using Simulink. Also, find the maximum…
Each of the two slender rods of mass 2 kg is attached by their ends to the perimeter of the 1 kg disk. The length of the rods is equal to the diameter of the disk, d = 0.75 m. If the assembly is rotating with angular velocity ω = 0.5 rad/s when the rods are directed outward, determine the…
Given the A, B, C, D matrices of a state-space representation as following, A = [2 3; 1 5], B = [], C = [], D = []. Answer the following questions: 1) How many states? How many inputs? How many outputs? (6 pts) 2) Express the state equations. (10 pts) 3) Express the output equations. (8…
15. On the part above, show an angularity specification to orient the angled surface in relation to the right surface in the side view and top surface in the front view within 0.005 total. Make sure to label the datum features. 16. Should the 25-degree angle above have a plus/minus tolerance…
Show how to solve each problem step by step by d Ap = pressure loss (Pa) d = pipe diameter (m) f = friction factor (dimensionless) p = fluid density (kg/m3 ) L = pipe length (m) v = fluid velocity (m/s) Show eguation is dimensionally homogeneous
A 2-oz bullet has a velocity of 1500 ft/s as it strikes a 20 lb slender rod at its midpoint. The rod is suspended at O and is initially at rest. Assume the bullet is embedded in the rod after impact. (a) Calculate the angular velocity ω which the slender rod has immediately after impact? (b)…
Basic Dimensioning and Notes 7-27 9.35 R0.75 1.15 0.25 2 1.00 0.25 Rounds & Fillets: R0.125
Determine F and F for the following configurations using the reciprocity theorem and other basic shape factor relations. Do not use tables or charts. (a) Long duct (f) Hemispheredisk arrangement 12, hemisphere, diameter D A, disk, diameter D/2 (ar) (g) Long, open channel (b) Small sphere of…
The system with the two blocks is released from rest with the cable taut. Ignore the mass of the pulleys and the small belt friction. If s = 0.15 and k = 0.1, find the velocity of block B after it has moved a distance 0.2 m. A 60 kg 20 kg 30° B
A lubricating oil must be delivered through the piping system shown in Fig 1 with a maximum pressure drop of 60 kPa between points 1 and 2. The oil has a specific gravity of 0.88 and a dynamic viscosity of 9.5 x 10^-3 Pa-s. Determine the maximum allowable volume flow rate of oil. 30m 40m Fully…
The slider A moves with a constant speed of 3 m/s downward. The wheel rolls without slipping. At the instant when theta= 60°, determine the velocity of pt. B, angular velocity of the wheelPlease Solve A and B. Thank You . The slider A moves with a constant speed of 3 m/s downward. The…
Two small objects (A and B) with diffuse surfaces have a steady temperature of Ts = 900 K. They have different spectral emissivities as shown on the plot below. Assuming the objects radiate to a large surroundings at Tsur = 200 K, what is the net radiative heat flux for both…
8. A simple ideal Brayton cycle operates with air with minimum and maximum temperatures of 27C and 727C. It is designed so that the maximum cycle pressure is 2000 kPa and the minimum cycle pressure is 100 kPa. Use constant specific heats at room temperature. a.What is the network produced?…
A spacecraft is in a circular orbit around the Sun, with a radius of 1 AU (astronomical unit) and an albedo of 0.3. The spacecraft's surface is made of a material with a thermal emissivity of 0.9 and a temperature of 300 K. The spacecraft is equipped with a radiator that can radiate heat to…
Psvchrometric chart use is not allowed. In an air-conditioning system, the incoming air is first dehumidified by cooling and then heated to a desired temperature. Air enters the system at 40°C and 84% relative humidity at a flow rate of 300 m/min. The air is cooled by cooling coils to…
Problem 1: Determine the force in members BC, BI, and HI. Also, state if the member is in tension or compression. B D E m PM K 100 kN
An ideal Rankine cycle with reheat produces power from a high-pressure turbine (HPT) and a low-pressure turbine (LPT). The inlet to the high-pressure turbine is 15 MPa and 500°C, and the temperature at the inlet to the low-pressure turbine is 500°C. The condenser pressure is 10 kPa. The…
h = 1507 W/m^2 L = 200.5 mm k = 0.62 W/mK
Which of the following is an appropriate initial setup for this system of ODEs? (The equations describe a double mass-spring system, where x1(t) and x2(t) represent the positions of the two masses.) m1x1_dotdot = -k1x1 + k2(x2 - x1) m2x2_dotdot = -k2(x2 - x1)
4. Sketch the cycles on the T-s diagrams below and identify and label the following: a. The four main states (the numbered states) of the working fluid. b. Where heat is added Qin and/or removed Qout. c. Where work is input Win and/or extracted Wout. d. Liquid saturation and…
The following is the TTT diagram for 1095 steel. What is 1095 steel? Discuss the challenges in quenching an object made of this material to the martensitic phase. Note that on the right axis, Rockwell C hardness is indicated. Draw a cooling curve so that the material of Rockwell C hardness 42…
Blade length: 2 meters Number of blades = 3 C = 40% (Turbine efficiency rating that could be produced by the wind turbine)
10. Two plates are clamped using a group of 1/2 inch UNC 13 bolts of SAE grade 5. The two plates are subjected to a separating load of 6000 lbs per bolt. Assume Km = 3Kb. If the bolts are each pre-tensioned to 4000 lbs, the bolt force in lbs as a result of the external load is closest to: a.…
2.In the circuit below: (i) draw the phasor (frequency domain circuit. (ii) source current. (iii) From ii draw the phasor diagram f or the currents and voltage(in the complex plane (iv) the power factor. 15002/0 V 25 25H10 =400
A hydraulic transmission operating at 80 bars pressure has the following characteristics: Motor Pump Vpe = 83 cm^3, Vn = 92%, 1m = 90%, 7m = 89%, N = 450 rpm, N = 600 rpm. Find the motor.
We intend to increase the rotation rate from the input to our output 42 times. The first gearset has a gear ratio of 7 and the second gearset has a ratio of 6. The gears have a module of 2.5 mm, a normal pressure angle of 20°, and a helix angle of 30°. a. Calculate the traverse pressure…
In the circuit below: (i) Vin(jω) (ii) From i, compute the magnitude and phase in degrees for the frequencies in the table below. Also, complete the table. (iii) Plot the semi-log amplitude and phase vs frequency. (iv) From (iii), estimate the magnitude and corresponding phase angle at…
a.2 Break-even value for S - Answer a.I Break-even value for Units a.3 Total cost equation a.4 Total revenue equation
The error in a unity feedback system is the error e(r) = x(t) - y(t), where x is the input and y is the output. The open loop transfer function is K G(s) = s(s+75). a. Determine the closed-loop transfer function. b. Determine the value of K such that e = 0 for a ramp input x(t).
Check my work Consider the loading shown. The allowable normal stress for the steel used is 168 MPa. 50 kN/m Part 1 of 3 10 points XT 0.8 m eBook Determine the section modulus and select the most economical wide-flange beam to support the loading shown using the table given below. (Round the…
Know that Oall = 24.8 ksi and Tall = 14.5 ksi. 1.5 kips/ft Part 1 of 2 10 points 12 ft Determine the section modulus and select the most economical metric wide-flange shape that should be used to support the loading shown using the table given below. (Round the final answer to one decimal…
Help, please! ASAP! Use 290 MPa and 26 GPa HP when turning at 50 rpm. Determine strength in shear. Shear Strength: 290 MPa for 2014T Aluminum.
Explain how to do this to me with lots of detail please. (7) Calculate the forces in member AB of the truss shown in Figure Q7. (Use Tensile forces positive sign convention 8 m 3 100kN 4 10 m A B 2 m Figure Q7 A B c D E FAB 60 kN 520 kN 120 N 420 kN 240 N
Solve Problem 6-34: Draw the shear and moment diagrams for the cantilever beam. Given: Load: 2 kN Moment: 3 kN.m Distance: -1.5 m
Solve Fast 0.1 m If the beam is subjected to a shear force of V = 10 kN, determine the shear stress at point A. 0.1 m 0.2 m 0.3 m
Please provide the solution for the assignment (Engineering subject). You are asked as a robotic expert to choose between three robotic arm models X, Y, and Z based on the following criteria: A. Price, B. Degrees of Freedom, C. Maximum Payload, D. Speed. Criteria Robotic Arm X Robotic Arm…
Draw a graph for this question between the acceleration and theta when the acceleration has a range from 10 to 30. EXAMPLE 12.14 SOLUTION To establish the origin of the x and y axes at the fixed point A on the path and determine the components of y, we can refer to the Companion Website and…
What is fluorescent lifetime imaging microscopy (FLIM) and what type of information can it give us? State a specific example. [3 marks] Continuing with FLIM, explain 'time-domain' FLIM and how it can be modeled to determine the lifetimes and contributions of two contributing photon sources. [3…
Fast Please determine the reaction at B Mo A B
I know this question has been asked on here before, but could you answer this question using torques and not the sine rule. Please include lots of detail on how the question was answered 5The crane in Figure Q3 is lifting a mass of 250kg. Calculate the magnitude of the compression force in the…
Find a power series solution y = cn of the differential equation y + y = 0.
Determine the mass moments of inertia of the thin parabolic plate of mass m = 5.4 kg about the x-, y-, and z-axes. Determine the mass moments of inertia of the thin parabolic plate of mass m = 5.4 kg about the x-. y-, and z-axes y =XXI kg m^2 Iyy = kg m^2 Izz kg m^2 y=kx2 - - 3 m 9 m 2
Example 5.4: Weight Lifter Mechanics Consider the weight lifter illustrated in Fig. 5.18 who is bent forward and lifting a weight Wo. At the position shown, the athlete's trunk is flexed by an angle θ (as measured from the upright vertical) position). The forces acting on the lower portion of…
Using MATLAB Simulink, solve using the following blocks: constant, product, add, integrator, scope, gain, clock, signal builder, and MATLAB function. Question Two: The equation of motion of a spring-mass system under force excitation is given by F(t) = 1 - 35y + 20, where F(t) is given…
10.6 Consider the following system of two ODEs: dy = t + y from t = 0 to t = 1.2 with x(0) = 1, and y(0) = 1. Solve with Euler's explicit method using h = 0.4. The analytical solution of the system is x = 4e^t - t^2e^(-t^2/3t - 3), y = 2e^t - t - 1. In each part, calculate the error between the…
Design a Sustainable Factory of Ready-made Garments (RMG) in Bangladesh where all the following factors are required to be considered: 1. Feasibility Study 2. Techno-Economical Analysis 3. Environmental Sustainability Analysis 4. Safety and Security Analysis 5. SWOT Analysis 6. Company and…
Please draw the FREE BODY DIAGRAM of this . Thank you. Body m Suspension Road Ty Datum level
An outboard motor delivers 15 hp at 8000 rpm to the drive shaft of length L,as depicted in Fig. 2. The shaft is made of brass with an allowable shear stress tal. Find: (a) The required diameter d of the shaft; (b) the angle of twist of the shaft. Given: L = 0.6 m, a = 70 MPa.
Problem 2 Determine the acceleration at which the 20' pipe will start to lift at point A. The pipe is 180 lbs, and it is hinged at point B. 5 ft 12 ft
SOLVE PROBLEM 2 PLS!!! Same as Problem 1 above, but with a two-impulse strategy. This would be through an elliptic transfer orbit (the dashed-line orbit in the figure above; the major axes of both the parking and the transfer orbits are along the line AB). The first impulse is applied at A, the…
We have the velocity field below. What is the acceleration at the point (3,0,2) and t=1? (Knowing that the final answer is a= -58ex - 10ey + 0ez) V = (6+2xy+t^2)ex - (xy^2+10t)ey + 25e
An earth satellite is in an elliptic 'parking' orbit with perigee (at point A) and apogee radii of 7000 and 60000 km, respectively. In order to place the satellite in a geostationary circular orbit (GEO; radius 42,164 km), an impulse thrust is used at the intersection of these two orbits…
A motor supplies a constant torque 2 N - m to a 50-mm-diameter shaft O connected to the center of the 27 kg flywheel. The resultant bearing friction F which the bearing exerts on the shaft, acts tangent to the shaft and has a magnitude of 47 N. (Figure_1) Determine how long the torque must be…
Problem 11: Determine the variation of the load throughout the beam as a function of x. 8 kN/m 6 kN
2. Indicate the force magnitude and direction holding the section in place. 49. Water flows through the pipe at A at 60 kg/s, and then out of B with a velocity of 4 m/s. Determine the average velocity at which it flows in through C. VA 100 mm 60 m 160 mm Proh. 4-49
2 For the frame shown, find the horizontal and vertical reaction forces at pinned support A. 50 kN B 1.5m 1.4m 1.4 m D 25kN
Determine the force in members CD, CJ, and KJ of the Howe roof truss. Suppose that P = 240 N and P = 320 N. Figure 1: Figure 1 of 1 P2 P. D E 3m B L K H 12m.6@2m
Determine the stability of the following systems using Ruth criteria: s = 1 2(2s+1) 2s+2
4.2. Name the type of explosives that you should not use if the holes have water in them. What is the reason for this? (5) 4.3. What do you understand by the term 'permitted explosives'? (5)
Find the force in member AC and indicate whether it's tensile or compressive. Please provide step-by-step instructions for better understanding. 200 lb 100 lb/ft 4 ft B ft
=45Nm 2N/mF=75 F(kN w(kN/m D MkN.m A 6m 15n 4.5m
Solve the following question (analytically) and (numerically by using MATLAB), also include the MATLAB screenshots for the numerical solution ... 28.11 A nonisothermal batch reactor can be described by the following equations: dC/dt = -e^(10/T+273) dT/dt = -ip where C is the concentration of…
Determine the moment of inertia of the following area about both the x and y axes. The diameter of the hole is 8 mm. y 18 mm (not to scale) 20 mm 25 mm 12.5 mm 29 mm 40 mm Answer Table Description Value Ix (mm4) Iy (mm4)
Consider for robotics applications: 2. In this problem, we model a joint variable function 6(t) using a quartic polynomial (4th order). Find the function 6(t) that satisfies the following conditions. Initial time t, = 0 (sec), and final time t=2 (sec) (0)=0 (rad), (1=9/32 (rad), (2)=T/2 (rad…
Problem 20 (5 points) A cross-sectional area of rod with a 15 mm diameter is decreased by using drawing process Calculate final diameter of the rod, considering the maximum reduction per pass.
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