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May 2023
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Physics 101 Mechanics Q&A Archive of May 21, 2023

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May 21 of 2023

What is the formula for relative permittivity?

2. DIRECTIONS: Complete the char below to shw how energy is transtombed to genstate electricity in o gnothermar power plant.

We want to determine the rate at which the water level rises in an open container if the water coming in through a 0.10 − m 2 0.10−m 2 pipe has a velocity of 0.5 m / s 0.5 m/s and the flow rate going out is 0.2 m 3 / s 0.2 m 3 /s (Fig. E4.5a). The container…

calculate the velocity of a 0.1m ball travelling on an section beginning at 180 degrees for 0.5m then transitioning to 330 degrees for 1m then again to 180degrees for 0.5m. the ball has a density of 2.4 kg

El agua hierve a 100 c y 1at. para estas condiciones 1g de agua ocupa 1cm^3, y 1g de vapor ocupa 1670cm^3, y el calor de vaporización Lv = 540 cal/g. Calcular: a) El trabajo extremo efectuado cuando se forma 1g de vapor a 100 c b) El incremento en la energía interna

Water us boiled at 100 C and 1 atn

Hello, Please help me understand by solving questions 7 TO 9. thank you

Hello, Please help me understand by solving questions 4 TO 6. thank you

Hello, Please help me understand by solving questions 1 to 3. thank you

1. Un cuerpo describe un M.R.U.V. cuya aceleración es \( 1.5 \mathrm{~m} \mathrm{~s}^{2} \) en un determinado instante su velocidad vale \( 18 \frac{\mathrm{m}}{\mathrm{s}} \) ¿Cuál fue su velocidad 8 segundos antes?

2. The force \( \mathbf{F} \) has a magnitude of \( 500 \mathrm{~N} \). Express \( \mathrm{F} \) as a vector in terms the unit vectors \( \mathrm{i} \) and \( \mathrm{j} \). identify the \( \mathrm{x} \) and \( \mathrm{y} \) scalar component of \( F \).

Water flows through a pipe at a volumetric flow rate of 78 liters/minute. At point 1 of the tube, the cross section is 8.0 cm^2 and the pressure is 152,000 Pascals. Calculate the pressure at point 2 of the tube, which has a cross section of 2.0 cm^2 and is located 1 m above point 1 of the tube.…

At takeoff a commercial jet has a 75.0 m/s speed. Its tires have a diameter of 0.400 m. (c) With what force must a determined 10−15 kg bacterium cling to the rim? N (d) Take the ratio of this force to the bacterium's weight.

WORKSHEET TWO Fluid Mechanics 1. A sealed tank containing seawater to a height of \( 110.0 \mathrm{~cm} \) and also contains air above the water a gauge pressure 3.00atm. Water flows out from the bottom through a small hole. How fast is this water moving? 2. Water flowing through a garden hose…

motion is periodic and (b) determine the period of the motion. (c) Is the motion simple harmonic? Explain. 9. A particle moving along the \( \mathrm{x} \) axis in simple harmonic motion starts from its equilibrium position, the origin, at \( \mathrm{t}=0 \) and moves to the right. The amplitude…

A pendulum makes exactly 40 vibrations in 20 sec. Its period is ____

If the frequency of a sinusoidal wave is doubled and the speed remains constant then its wavelength should be

What is the ideal speed to take a 85 m radius curve banked at a 10.0° angle? m/s

Question 2 (12 Marks) a) Determine the equivalent spring constant \( K_{e q} \) for the system shown in Figure Q2a, If a force \( F \) is applied to the springs. (3 marks) b) Obtain the equivalent viscous-friction coefficient \( b_{e q} \) for the system shown in Figure Q2b. (3 marks) c) Figure…

The amplitude of this sinusoidal wave is 18m 12m 6m 3m

If the time period is 0.005 seconds, then the corresponding frequency is 100Hz 200Hz 300Hz 400Hz

Two charge of \( 4 \mathrm{me} \) and \( 16 \mathrm{mc} \) are sperated by a distance of \( 30 \mathrm{~cm} \). Calculate the distance of the point from the small charge where the electric field intensity will be Zero.

A sine wave function and a cosine wave function differ by a phase shift of

What is the frequency of a wave that has a speed of 0.4 m/s and a wavelength of 0.020 meter? Wave-Speed = Wave-Length/Time-Period

Phase-shift of any periodic function does not change with time. TRUE OR FALSE

The peak value of a sinusoidal function is called period. TRUE OR FALSE

The SI unit for frequency is Hertz (Hz). TRUE OR FALSE

If the frequency of a sinusoidal function is doubled, then its phase-shift will be half of the original. TRUE OR FALSE

Amplitude of a periodic function can be negative, but frequency cannot be negative. TRUE OR FALSE

5

All periodic waves are sinusoidal functions, but all sinusoidal functions are not periodic. TRUE OR FALSE

In a periodic function, the frequency is the inverse of its time period. TRUE OR FALSE

A. \( 0.138 \mathrm{~F} \) Test III. Process Skills (4 points per solution) Direction: Analyze the given circuit below and solve for what are asked.

Plsss answer

The critical speeds of oscillation, \( \lambda \), of a loaded beam are given by the equation: \[ \lambda^{3}-3.250 \lambda^{2}+\lambda-0.063=0 \] Determine the value of \( \lambda \) which is approximately equal to 3.0 by Newton's method, correct to 4 decimal places.

Application Based Questions Here are three binary numbers: \( 1111011 \quad 11011001011001 \) (i) Which is the smallest number?What is its decimal value? (ii) Which is the largest number? What is its decimal value?

If the cake had \( 5,000.0 \) bubbles, by how many \( \mathrm{ml} \). would the cake rise when it was cooked.

2. A newly constructed small flat is to be provided with electric wiring. The plan of the flat is shown in the figure below.

1. A factory \( 80 \mathrm{mx} 15 \mathrm{~m} \) is equipped with a total installed power load of \( 80 \mathrm{~kW} \) consisting of the following: i. Line shafting of two \( 15 \mathrm{~kW} \), \( 415 \mathrm{~V}, 3 \phi, 50 \mathrm{~Hz} \) slip ring motors and one is ii. Individual machine…

tidos st \( i \mathrm{na} \rightarrow \)

Find the horizontal range for each projectile with an initial speed of 35 m/s at 35 degrees

A grasshopper makes four jumps.the displacement vectors are(A)27,0cm,due west and (B)23.0 cm,63.0 north of east.find the magnitude and direction of the resultant displacement

Referring to the fig below,a force F having a slope of 2:3,produces a clockwise moment of 330N-m about A and a counter clockwise momont of 420 N-m about B. Compute the moment F about C.

How long does it take for a truck accelerating at 1.5 m/s^2 to go from rest to 90 km/h

0 The state of stress ata point for a qiven reference \( x_{1}, z, z \), is qiven below as Zizi. If a nea of axis \( x^{\prime}, y^{\prime}, z^{\prime} \) is formed by rotating \( x, y, z \) through \( 60^{\circ} \) about \( z \)-axis. Determine the new stresstensor. tns. \[ \tau_{i…

1. A 30.0 L SAMPLE OF NITROGEN INSIDE A RIGID, METAL CONTAINER AT 20.0 \( \mathrm{C} \) IS PLACED NSIDE AN OVEN WHIOSE TEMPERATURE is \( 50.0^{\circ} \mathrm{C} \). THE PRESSURE INSIPE THE CONTAINER AT \( 20.0^{\circ} \mathrm{C} \) WAS AT \( 3.00 \mathrm{~atm} \). WHAT IS THE PRESSURE OF THE…

3. \( 1 \mathrm{~kg} \) 'l1k metal halka 1. konumdayken, yaydaki gerilim \( 50 \mathrm{~N} \) ve yayın gerilmemiş uzunluğu 260 mm'dir. Metal halka 2 konumuna çekilip serbest bırakılırsa, 1 konumuna döndüğünde hizı ne olur?

The wall lies in the \( y z \) plane and the tension in the cable \( A D \) is \( 15 \sqrt{65} \) \( \mathrm{N} \). Let \( \mathbf{T}_{D} \) be the force exerted by the cable \( A D \) on the wall at \( D \). Find two correct statements about the system. Select one or more: The moment of \(…

If the crank and connecting rod are 300 mm and 1m long respectively and the crank rotates at a constant speed of 200 rpm., determine 1. The crank angle at which the maximum velocity occurs, 2. Maximum velocity of the piston.

QVIATEA 97 PELATIUIT HECKINIINT 1 Eule tiue relood by Li. ??-m \[ s=120= \] Time diation fer a spact inaveler

If the crank and connecting rod are 300 mm and 1m long respectively and the crank rotates at a constant speed of 200 rpm., determine 1. The crank angle at which the maximum velocity occurs, 2. Maximum velocity of the piston.

Design superheater of a 5 kW, thermal power plant using Refrigerant R134a. Turbine inlet condition is 1.6 MPa and 60o C and outlet condition is saturated temperature 30o C.With proper calculations and diagram.

Question The problem has been solved 'll get a detailed solution from a subject \( m \) expert that helps you learn core concepts Search... \( : \equiv \) ?

1. How much work must be done to stop a 925-kg car traveling at 95km/h? 2. An 85-g arrow is fired from a bow whose string exerts an average force of 105N on the arrow over a distance of 75 cm. What is the speed of the arrow as it leaves the bow? 3. During a workout, football players ran up…

what will happen to the ball's velocity as it falls further below

\( \exists x \exists \)

Fig. 1 (b) Replace the beam in Fig. 1 by a simply supported beam with the same support reactions as obtained from part (a). Assume that the beam is subjected to a point load (acting vertically downward), a distributed load and an inclined load. Support your answer with appropriate calculations…

It is known that National standards bodies typically simply adopt international standards and change the number with a prefix. Give one example.

First, let us consider an object launched vertically upward with an initial speed v . Neglect air resistance. Part F What is the speed u of the object at the height of (1/2)hmax ? Express your answer in terms of v and g . Use three significant figures in any numeric coefficient

A. 20 B. 80 C. 42 D. 36 31. Power in Watts is required to melt 10 lbs ice in 5 minutes. (Latent heat of ice is 80 Calories per gram; 1 gram-Calorie is 4.184 Joules) What is the cost of operation if power rate is Php \( 6.00 / \mathrm{kWh} \) ? A. 6.25 C. 3.50 B. 2.54 D. 3.05 32. Six (6)…

\( \mathrm{m} \). A manometer is attached to a conduit, as shown in the figure below. Calculate the pressure at point \( \mathrm{A} \).

1. You are evaluating the response of a confined aquifer to long-term pumping, with particular interest in subsidence due to lowering of fluid pressure. Previous investigations indicate that specific storage for the primary aquifer, Ss = 8.4 x 10–3 m-1 and aquifer porosity n=0.26…

carry threw a ball upward with an initial velocity of 200 cm/s and was able to catch it before it reached the ground on its return.

materiasathome to perform the activity, You may ask the helpot your parents/furarcians or any acultmembers of the family if needed. Titte: ErosionSurvey Materials: paper pen Procecdures: 1. Ooserve the andoforms or rock formations in your community, Take note o f posibles signs of erosion. It…

Two blocks are connected to each other by a cable. Find the magnitude of acceleration of the blocks and the magnitude of the tension in the rope if the kinetic coefficient is 0.4. ( M1=26kg and M2=13kg) and 40 degrees.

El agua hierve a 100 c y 1at. para estas condiciones 1g de agua ocupa 1cm^3, y 1g de vapor ocupa 1670cm^3, y el calor de vaporización Lv = 540 cal/g. Calcular: a) El trabajo extremo efectuado cuando se forma 1g de vapor a 100 c b) El incremento en la energía interna

1. Un cuerpo describe un M.R.U.V. cuya aceleración es \( 1.5 \mathrm{~m} \mathrm{~s}^{2} \) en un determinado instante su velocidad vale \( 18 \frac{\mathrm{m}}{\mathrm{s}} \) ¿Cuál fue su velocidad 8 segundos antes?

At takeoff a commercial jet has a 75.0 m/s speed. Its tires have a diameter of 0.400 m. (c) With what force must a determined 10−15 kg bacterium cling to the rim? N (d) Take the ratio of this force to the bacterium's weight.

A pendulum makes exactly 40 vibrations in 20 sec. Its period is ____

If the frequency of a sinusoidal wave is doubled and the speed remains constant then its wavelength should be

What is the ideal speed to take a 85 m radius curve banked at a 10.0° angle? m/s

The amplitude of this sinusoidal wave is 18m 12m 6m 3m

If the time period is 0.005 seconds, then the corresponding frequency is 100Hz 200Hz 300Hz 400Hz

A sine wave function and a cosine wave function differ by a phase shift of

What is the frequency of a wave that has a speed of 0.4 m/s and a wavelength of 0.020 meter? Wave-Speed = Wave-Length/Time-Period

Phase-shift of any periodic function does not change with time. TRUE OR FALSE

The peak value of a sinusoidal function is called period. TRUE OR FALSE

The SI unit for frequency is Hertz (Hz). TRUE OR FALSE

If the frequency of a sinusoidal function is doubled, then its phase-shift will be half of the original. TRUE OR FALSE

Amplitude of a periodic function can be negative, but frequency cannot be negative. TRUE OR FALSE

5

All periodic waves are sinusoidal functions, but all sinusoidal functions are not periodic. TRUE OR FALSE

In a periodic function, the frequency is the inverse of its time period. TRUE OR FALSE

Plsss answer

How long does it take for a truck accelerating at 1.5 m/s^2 to go from rest to 90 km/h

If the crank and connecting rod are 300 mm and 1m long respectively and the crank rotates at a constant speed of 200 rpm., determine 1. The crank angle at which the maximum velocity occurs, 2. Maximum velocity of the piston.

Design superheater of a 5 kW, thermal power plant using Refrigerant R134a. Turbine inlet condition is 1.6 MPa and 60o C and outlet condition is saturated temperature 30o C.With proper calculations and diagram.

It is known that National standards bodies typically simply adopt international standards and change the number with a prefix. Give one example.

First, let us consider an object launched vertically upward with an initial speed v . Neglect air resistance. Part F What is the speed u of the object at the height of (1/2)hmax ? Express your answer in terms of v and g . Use three significant figures in any numeric coefficient

Two blocks are connected to each other by a cable. Find the magnitude of acceleration of the blocks and the magnitude of the tension in the rope if the kinetic coefficient is 0.4. ( M1=26kg and M2=13kg) and 40 degrees.