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Physics 101 Mechanics
May 2023
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Physics 101 Mechanics Q&A Archive of May 20, 2023

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May 20 of 2023

What is the HL in DB for 42 dB SPL at 1000 Hz?

imagine you want to climb the roof of a bulding using a ladder .A ladder makes an angle of 20 degrees with the horizontal and is anchored to the ground 12m from the base .if the ladder is anchored to the ground 24m from the base of the wall ,but the top is at the same location ,is the angle…

I need help on this, especially parts D and E. Thank you

I need help on this groundwater problem. Thank you

6. a) Determine the Q-value of the \( \alpha \)-decay process \[ \mathrm{zX}^{\mathrm{A}} \rightarrow_{\mathrm{z}-2} \mathrm{Y}^{\mathrm{A}-4}+\alpha \] Express your answers in terms of the kinetic energies and masses of the particles involved. b) Show that the kinetic energy of the \( \alpha…

An electric motor is switched off and its angular velocity decreases uniformly from 900 rotations to 400 rotations in 5s

Using power law model of blood flow, estimate the velocity profile of the cylindrical vessel

the cartesian coordinaten of a point in the xy plane are (x,y)=(_3.50,_2.50)m.Find the polar coordinate of this point.

\begin{tabular}{|l|l|} \hline P (pascalt) & V (itert) \\ \hline \( 5.5 \times 40^{4} \) & 6.6 \\ \hline \( 1.5 \times 10^{4} \) & 2.0 \\ \hline \( 2.6 \times 40^{4} \) & 2.0 \\ \hline \( 2.5 \times 49^{4} \) & 1.5 \\ \hline \end{tabular} A. 50 kers e. \( 54 \mathrm{like1} \) C. 68 mers D. 70…

A roller coaster car may be approximated by a block of mass m. The car, which starts from rest, is released at a height h above the ground and slides along a frictionless track. The car encounters a loop of radius R, as shown. Assume that the initial height h is great enough so that the car…

The unstablestions 17-18 and radius \( 7.5 \times 10^{-15} \) of uranium 236 can be regarded as a uniformly charged sphere of charge \( Q=+92 \) e charge and half the \( 10^{-15} \mathrm{~m} \). In nuclear fission, this can divide into two smaller nuclei, each with half the uranium-236…

Performance Tasks # 2A. If a cannon fired the cannon ball with an initial velocity of ( 40 mathrm{~m} / mathrm{s} ), what would happen to its velocity as it flies out? Identify the velocities of the cannon ball during it flies out.Without air resistance, speed lost while going up equals speed…

The current are steady in the circuit of the figure shown. Find l1 l2 l3 l4 l5 and the charge on the capacitor

solve in details please

Bullet of a mass 10 gram is fired from a gun of a mass 1 kg with the velocity if 200 m per second calculate the ratio of an kinetic energy of a bullet and the gun

please help with this problem

a vektörü 6i+6j-10k ve b vektörü -5i+3j+7k bunları vektörel çarp

please help with thid problem

please help with this problem

1100 kg kütleli A otomobili 1400 kg kütleli b otomobili ile bir kavşakta çarpışıyor. Çarpışmadan hemen önce a otomobili doğuya b otomobili güneye doğru hareket etmektedir. Çarpışmadan sonra iki otomobil duruncaya kadar tekerlekleri kilitli olarak birbirine dolanmış halde sürüklenmektedir. a…

Automobile A of mass 1100 kg collides at a traffic intersection with automobile B of mass 1400 kg. Just before the collision, automobile A was moving due east and automobile B was moving due south. After the collision, the two automobiles remain entangled while they skid, with locked wheels,…

There are three concrete blocks with the same dimensions.

A block of mass m = 0.1 kg is released from rest at a height of h = 117 cm above the ground and slides without friction along the looped track, as can be seen in the figure. Part of the track is a circular loop of radius R = 20 cm. Calculate the normal force (in units of N) on the block exerted…

2. To what value must the variable resistor be adjusted in Figure in order to turn the SCR off? Assume \( \mathrm{I}_{\mathrm{H}}=10 \mathrm{~mA} \) and \( \mathrm{V}_{\mathrm{AK}}=0.7 \mathrm{~V} \).

What is the speed?

Find the minimum release height h required for the block to remain on the track at all times.

B otomobilinin çarpışmadan önceki hızı m/s biriminde nedir?

1. If \( Z_{1}=(10-j 15), Z_{2}=(15+j 10), Z_{1}=(5-j 10), Z_{4}=(15+j 5), Z_{s}=(15-j 10), Z_{6}=(10-j 5), Z_{7}=(10+ \) \( j 15), Z_{\mathrm{s}}=(15-j 5), Z_{\mathrm{s}}=(5+j 15), Z_{16}=(5+j 10) \), and \( Z_{11}=(15+j 5) \), determine \( I_{k}, I_{k} \), and \( I_{c} \).

An object with a mass of 1.08 kg moves from its initial position ( vec{r}_{1}=(-1.06 hat{i})+(-1.34 hat{j})+(-3.23 hat{k}) ) to its final position ( vec{r}_{2}=(-2.61 hat{i})+(-0.2 hat{j})+(-1.73 hat{k}) ), given in meters, within 1.32 s. The displacement takes place along the line connecting…

Rayın A noktasında bloğa uyguladığı normal kuvvet newton biriminde nedir?

Ta

Ağacın sert olduğunu ve yer değiştirmediğini varsayarak Araç 3,3 m/s hızla giderken bir ağaca çarptığında tampon ne kadar yer değiştirir?

Kütleleri sırasıyla 149kg ve 652 kg olan iki kutu yukarı doğru birbirine ip ile bağlı şekilde çekiliyor. Üstteki kutuya sabit f kuvveti uygulanmaktadır. Durağan konumdan başlayarak alttaki 5 saniyede 50 metre alçalmaktadır. Bu durumda üstteki kutuya uygulanan F kuvveti kaç Newtondur g=10

An object with a mass of 1.25 kg moves from its initial position ?r? = (5î) + (3.08?) + (4.77k?) to its final position ?r? = (-4.73î) + (3.53?) + (-3.85k?), given in meters, within 2.48 s. The displacement takes place along the line connecting the initial position ?r? to the final position ?r?.…

bir taş yerden havaya fırlatılıyor. Taş yerden 7.8 metre kadar yukarıda iken hızının x bileşeni 9.4m/s ve y bileşeni 8.8m/s olarak ölçülüyor. Bu taş yatay doğrultuda m biriminde ne kadar yol alır g=9,8

Bu süre zarfında bu kuvvetin cisme uyguladığı ortalama güç W biriminde nedir?

what is the accelaration

Alt noktada küre tarafından bisiklete uygulanan normal kuvvetin büyüklüğü nedir?

What is the magnitude of the normal force exerted on the bicycle by the sphere at the bottom point?

Matlab control systems, part a,b,c,d,e,f and code generation part. Code Generation:g)Generate a generic C code for your model which is created in step c. Code must be optimized for RAM efficiency.(20)h)Provide a report of your code.(10)

Two boxes of masses 792 kg and 888 kg are tied to both ends of a light vertical rope as shown in the figure. A constant upward force F is applied to box A. Starting from the rest position, box B descends 108.00 meters in 6.00 seconds. In this case, how many Newtons will the tension T in the…

You throw a stone upwards into the air. After 9.7 seconds, the stone falls to the ground 10.4 meters ahead. What is the speed of the stone when it is 11.9 m above the ground? (Take g = 9.8 m/s².)

M bloğuna sola doğru yatay olarak 30,968 N kuvvet uygulandığı anda bloğun ivmesi m/s^2 cinsinden ne olur?

What is the acceleration of block M in the units m/s^2 at the instant 27,336N force is applied on it horizontally to the left as shown the figure?

Vectors ( vec{A}=3 hat{imath}+9 hat{jmath}-3 hat{k} ) and ( vec{B}=-5 hat{imath}+5 hat{jmath}+6 hat{k} ) are given. Find the magnitude of the vector ( vec{C} ) that is perpendicular to both ( vec{A} ) and ( vec{B} ) vectors.

A circus acrobat rides a bicycle inside a sphere. After reaching sufficient speed, he travels in a vertical circle with a radius of r = 14 m. The mass of the acrobat is m = 79.8 kg, and his bicycle has mass M = 37.3 kg. At the bottom of the circle, his speed is, twice the minimum speed he must…

Bu durumda A kutusuna uygulanan F kuvveti kaç Newton olur?

In this case, how many Newtons will be the force F applied to box A?

Find the horizontal distance that the stone can go.

A body is projected from the ground at an angle theta to the horizontal with a velocity of 30ms.It reached a maximum height of 11.25m.Calculate the value of theta

Bu taş yatay doğ rultuda ne kadar yol alır?

What is the magnitude?

\( -4+74 \)

vektörün büyüklüğü nedir?

You throw a stone upwards into the air. When the stone is at height 6.1 m above the ground, it is measured that its x component of the velocity is 9.3 m/s, and y component of velocity is 8.9 m/s. Find the horizontal distance (in units of m) that the stone can go. (Take g = 9.8 m/s^2) Answer:

What is the magnitude of the normal force at the bottom point?

mechanics

find the displacement

TB-TA?

NEWTON

bir sirk cambazı bir kürenin içinde bir bisiklete biniyor. Yeterli hıza ulaştıktan sonra yarıçapı 10,2 olan dikey bir daire içinde hareket etmektedir. Cambazın kütlesi 70,4kg ve bisikletin kütlesi 37,6kgdir. Çemberin alt noktasındaki cambazın hızı, bisikletin tekerleklerinin küre ile temasını…

An object with a mass of 0.8 kg moves from its initial position (3.78i) + (0.023j) + (-0.89k) to its final position (-1.23i) + (-1.78j) + (-2.35k), given in meters, within 1.33 s. The displacement takes place along the line connecting the initial position r1 to the final position r2. One of the…

bir taş yerden havaya doğru fırlatılıyor. Taş 9.7 saniye sonra 15.6 metre ileride düşüyor. Taş yerden 15.4 metre yukarıda iken hızı nedir? g=9,8

what şs the accelaration of block M

Vectors ( vec{A}=9 hat{i}+8 hat{jmath}-6 hat{k} ) and ( vec{B}=-4 hat{imath}+3 hat{j}+7 hat{k} ) are given. Find the magnitude of the vector ( vec{C} ) that is perpendicular to both ( vec{A} ) and ( vec{B} ) vectors. Answer:

Consider a hydrogen atom which is in its ground state; the ground state wave function is given by ψ(r) = (1/ πa30 )e−r/a0 where a0 is the Bohr radius. Calculate the uncertainty ∆r∆pr of this state.

You throw a stone upwards into the air. When the stone is at height 6 m above the ground, it is measured that its x component of the velocity is 7.3 m/s, and y component of velocity is 8.2 m/s. Find the horizontal distance (in units of m) that the stone can go. (Take g = 9.8 m/s^2)

the t-beam is subjected to a moment of m=150 kip-in directed as shown in figure. analyze for the maximum bending stress in the beam. also specify the orientation of the neutral axis.

An aqueous solution of a substance A is hydrolyzed at 25 °C. The rate expression for the consumption of A at the specified temperature is (-rA)= 0.158.CA gmol/(cm3.min). The volumetric feed rate of the solution is 500 cm3/min. The concentration of A in the feed is CA0= 1.5.10-4 gmol/cm3. a)…

The exothermic gas phase reaction A(g) → B(g) + C(g) takes place in a batch reactor. The initial volume of the reaction is 500 L and the feed is fed to the reactor at 5 atm pressure and there is no pressure change during the reaction. a) For the reaction to take place at a constant…

Answer this question please

In the gas phase reaction A(g) + B(g) → C(g), reactants A and B are fed equimolar to an adiabatically operated tubular reactor at 450 °C and 1 atm total pressure. Calculate the gap time required to reach the 10% conversion of B. CpA= 36.8 cal/(mol.K), CpB= 20.2 cal/(mol.K), CpC= 59.5…

Questions 13-15 A particle moves along the parabolic curve \( y=2 x^{2}-4 x \) under the influence of a force \( \vec{F}=10 x y \hat{\mathrm{i}}+15 \hat{\mathrm{j}} \). 13. Calculate the work done when the particle moves from the origin \( \mathrm{O}(0,0) \) to the point \( \mathrm{P}(3…

Prudence states that the area of the Wall that must pe painted is \( 14.42 \mathrm{~m}^{2} \). Is this statement valid? Set your work out clearly. (PLEASE NOTE THAT THE VENT AND THE WINDOWS WILL NOT BE PAINTED)

A 14.5 cm high object is placed 50.0 cm in front of a concave mirror with radius of curvature equal to 30.0 cm. Determine the (a)distance, (b) height, and (c) type of image formed by the mirror.

Knowing that at the instant shown, the angular velocity of rod \( B E \) is \( 7 \mathrm{rad} / \mathrm{s} \) counterclockwise. roblem 15.055.a - Rod AD moving in the xy plane connected to a rod and a collar Petermine the angular velocity of rod \( A D \). (You must provide an answer before…

under the action of the force f=xi+yj-zk. Calculate the work done by the force F on the particle if it moves along the conic-helical curver x=(t cost), y=(tsint), z=t with when t changes from 0 to 2π

A. Classify the different types of tools and materials. (Measuring, Marking Lini Testing, Edge Cutting, Tooth-Cutting, Boring, Holding, Miscellaneous, Portable Power or Driving Tools) 1. hinge 2. varnish 3. triangular file 4. compass 5. pull push rule 6. back saw 7. steel square 8. spoke…

9.4 Pressure Question 2 Explain the following; in your answers, use the words 'pressure', 'force' and "area". a A truck used in the desert has wide tyres. b A cricket stump has a sharp point at one end. c A drawing pin has a sharp point at one end and a large, flat head at the other. Activity…

1.4. A solid cone hangs from a frictionless pivot at the origin \( O \) as shown in (5) the figure. If \( i, j \) and \( k \) are unit vectors, and \( a, b \), and \( c \) are positive constants, which force \( F \) applied to the rim of the cone at a point \( P \), results in a torque \( \tau…

5. (a) Derive and draw the radiation pattern for a circular loop having diameter greater than \( 5 \lambda \). (b) Estimate the radiation resistance for the above loop. \[ 10+5=15 \]

3.11. A cantilever supports a distributed load as shown. Determine \( (a) \) the resultant of this distributit load \( (b) \) reactions at the supports. \[ \left[\begin{array}{l} (a) 1.2 \mathrm{kN} \\ \text { (b) } R_{A}=1.2 \mathrm{kN} \\ M_{A}=0.8 \mathrm{~N} \cdot…

The steel plane thickness is 10mm, if we want to get the d = 25mm hole in the steel plane. Determine the magnitude of force F, the allowable shear stress for the disk is T allow = 300Mpa

A particle moves along the straight line OX, starting from O with a velocity of 4 cm/sec. At time t seconds, its acceleration is (5+6t)cm sec². What will be the velocity of the particles from O after 4 secs?

A lump of copper of mass 120 g is heated in a gas flame. It is then transferred to a mass of 450 g of water, initially at 20°C. The final temperature of the copper and the water is 31 °C. Calculate the temperature of the gas flame.

questions that follow. Write your answer on SPACE Ihustrated by Leah Joy D. Walan Guide Questions: Q1. What is the Earth's major source of heat? Q2. What do the arrows represent? Q3. What will happen to Earth without the Sun's energy? Q4. What are the greenhouse gases as shown in the…

Using power law model of blood flow, estimate the velocity profile of the cylindrical vessel

A roller coaster car may be approximated by a block of mass m. The car, which starts from rest, is released at a height h above the ground and slides along a frictionless track. The car encounters a loop of radius R, as shown. Assume that the initial height h is great enough so that the car…

solve in details please

a vektörü 6i+6j-10k ve b vektörü -5i+3j+7k bunları vektörel çarp

1100 kg kütleli A otomobili 1400 kg kütleli b otomobili ile bir kavşakta çarpışıyor. Çarpışmadan hemen önce a otomobili doğuya b otomobili güneye doğru hareket etmektedir. Çarpışmadan sonra iki otomobil duruncaya kadar tekerlekleri kilitli olarak birbirine dolanmış halde sürüklenmektedir. a…

Automobile A of mass 1100 kg collides at a traffic intersection with automobile B of mass 1400 kg. Just before the collision, automobile A was moving due east and automobile B was moving due south. After the collision, the two automobiles remain entangled while they skid, with locked wheels,…

A block of mass m = 0.1 kg is released from rest at a height of h = 117 cm above the ground and slides without friction along the looped track, as can be seen in the figure. Part of the track is a circular loop of radius R = 20 cm. Calculate the normal force (in units of N) on the block exerted…

What is the speed?

Find the minimum release height h required for the block to remain on the track at all times.

B otomobilinin çarpışmadan önceki hızı m/s biriminde nedir?

An object with a mass of 1.08 kg moves from its initial position ( vec{r}_{1}=(-1.06 hat{i})+(-1.34 hat{j})+(-3.23 hat{k}) ) to its final position ( vec{r}_{2}=(-2.61 hat{i})+(-0.2 hat{j})+(-1.73 hat{k}) ), given in meters, within 1.32 s. The displacement takes place along the line connecting…

Rayın A noktasında bloğa uyguladığı normal kuvvet newton biriminde nedir?

Ta

Ağacın sert olduğunu ve yer değiştirmediğini varsayarak Araç 3,3 m/s hızla giderken bir ağaca çarptığında tampon ne kadar yer değiştirir?

Kütleleri sırasıyla 149kg ve 652 kg olan iki kutu yukarı doğru birbirine ip ile bağlı şekilde çekiliyor. Üstteki kutuya sabit f kuvveti uygulanmaktadır. Durağan konumdan başlayarak alttaki 5 saniyede 50 metre alçalmaktadır. Bu durumda üstteki kutuya uygulanan F kuvveti kaç Newtondur g=10

An object with a mass of 1.25 kg moves from its initial position ?r? = (5î) + (3.08?) + (4.77k?) to its final position ?r? = (-4.73î) + (3.53?) + (-3.85k?), given in meters, within 2.48 s. The displacement takes place along the line connecting the initial position ?r? to the final position ?r?.…

bir taş yerden havaya fırlatılıyor. Taş yerden 7.8 metre kadar yukarıda iken hızının x bileşeni 9.4m/s ve y bileşeni 8.8m/s olarak ölçülüyor. Bu taş yatay doğrultuda m biriminde ne kadar yol alır g=9,8

Bu süre zarfında bu kuvvetin cisme uyguladığı ortalama güç W biriminde nedir?

What is the magnitude of the normal force exerted on the bicycle by the sphere at the bottom point?

Two boxes of masses 792 kg and 888 kg are tied to both ends of a light vertical rope as shown in the figure. A constant upward force F is applied to box A. Starting from the rest position, box B descends 108.00 meters in 6.00 seconds. In this case, how many Newtons will the tension T in the…

You throw a stone upwards into the air. After 9.7 seconds, the stone falls to the ground 10.4 meters ahead. What is the speed of the stone when it is 11.9 m above the ground? (Take g = 9.8 m/s².)

Vectors ( vec{A}=3 hat{imath}+9 hat{jmath}-3 hat{k} ) and ( vec{B}=-5 hat{imath}+5 hat{jmath}+6 hat{k} ) are given. Find the magnitude of the vector ( vec{C} ) that is perpendicular to both ( vec{A} ) and ( vec{B} ) vectors.

A circus acrobat rides a bicycle inside a sphere. After reaching sufficient speed, he travels in a vertical circle with a radius of r = 14 m. The mass of the acrobat is m = 79.8 kg, and his bicycle has mass M = 37.3 kg. At the bottom of the circle, his speed is, twice the minimum speed he must…

Bu durumda A kutusuna uygulanan F kuvveti kaç Newton olur?

In this case, how many Newtons will be the force F applied to box A?

Find the horizontal distance that the stone can go.

A body is projected from the ground at an angle theta to the horizontal with a velocity of 30ms.It reached a maximum height of 11.25m.Calculate the value of theta

Bu taş yatay doğ rultuda ne kadar yol alır?

What is the magnitude?

vektörün büyüklüğü nedir?

You throw a stone upwards into the air. When the stone is at height 6.1 m above the ground, it is measured that its x component of the velocity is 9.3 m/s, and y component of velocity is 8.9 m/s. Find the horizontal distance (in units of m) that the stone can go. (Take g = 9.8 m/s^2) Answer:

What is the magnitude of the normal force at the bottom point?

mechanics

find the displacement

TB-TA?

NEWTON

bir sirk cambazı bir kürenin içinde bir bisiklete biniyor. Yeterli hıza ulaştıktan sonra yarıçapı 10,2 olan dikey bir daire içinde hareket etmektedir. Cambazın kütlesi 70,4kg ve bisikletin kütlesi 37,6kgdir. Çemberin alt noktasındaki cambazın hızı, bisikletin tekerleklerinin küre ile temasını…

An object with a mass of 0.8 kg moves from its initial position (3.78i) + (0.023j) + (-0.89k) to its final position (-1.23i) + (-1.78j) + (-2.35k), given in meters, within 1.33 s. The displacement takes place along the line connecting the initial position r1 to the final position r2. One of the…

bir taş yerden havaya doğru fırlatılıyor. Taş 9.7 saniye sonra 15.6 metre ileride düşüyor. Taş yerden 15.4 metre yukarıda iken hızı nedir? g=9,8

Vectors ( vec{A}=9 hat{i}+8 hat{jmath}-6 hat{k} ) and ( vec{B}=-4 hat{imath}+3 hat{j}+7 hat{k} ) are given. Find the magnitude of the vector ( vec{C} ) that is perpendicular to both ( vec{A} ) and ( vec{B} ) vectors. Answer:

You throw a stone upwards into the air. When the stone is at height 6 m above the ground, it is measured that its x component of the velocity is 7.3 m/s, and y component of velocity is 8.2 m/s. Find the horizontal distance (in units of m) that the stone can go. (Take g = 9.8 m/s^2)