ow does the centripetal force vary with the radius of a circular path? Consider constant frequency and constant spe

Q: The Moon has instantaneously stopped its orbital motion and its rotation, and was at rest at…

A: (a)   The acceleration of the Moon at the moment its orbital motion stops can be determined as…

Q: Consider a rope lowering a mass m=2.45kg at a constant speed v=8.73 m/s down a distance of d=5.72 m…

A: Mass attached to the rope, m=2.45 kg Constant speed of the mass moving down, v=8.73 m/s Distance…

Q: Does the centripetal force acting on an object in uniform circular motion do work on the object?…

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Q: A 3 kg ball rolls off a 30 m high cliff, and lands 27 m from the base of the cliff. Express the…

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Q: A car going in a circle with a constant speed v. How much work is done by the centripetal force F on…

A: Centripetal force act in radially inward and the car is moving in tangential direction of the…

Q: A horizontal force of 300 N is exerted on a 1.5-kgball as it rotates (at arm's length) uniformly in…

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Q: A 65 kg skater is attempting to clear the loop of death, which has a radius of 5.0 meters. He krnows…

A: Forces acting on the skater are normal force and gravitational force. Normal force will not do work,…

Q: A5 kg ball rolls off a 25 m high cliff, and lands 23 m from the base of the cliff. Express the…

A: Step 1 given data

Q: The crate has now reached a ramp, that is inclined at an angle 15° with the horizontal. You push a…

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Q: A h R

A: Given : h = 3.5R m = 5 g = 5 x 10-3 kg

Q: An object of mass ? = 64 g slides on a frictionless table, constrained by a cord to a circular path…

A: Given data The mass is m=64 g=64×10-3 kg The radius is r=85 cm The speed is v=40 cm/s The diagram of…

Q: 1. Two blocks are connected by a very light string passing over a massless and frictionless pulley.…

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Q: A small bead with a mass of 5 grams slides without friction on a thin, rigid wire as shown in the…

A: Recall      By conservation of energy at height h and at 2R For finding speed at A.       Applying…

Q: A point mass of 1.2 kg at the end of a cord is rotated on a frictionless horizontal surface in a…

A: Given that: r= 0.2 m w= 3.8 rad/s m= 1.2 kg We know that I= mr2 where I is the moment of inertia…

Q: The figure below shows a roller-coaster car on a track. The car is fully loaded with passengers and…

A: Total mass , m =450 kg r1 = 11.4 m r2 = 15.8 m Velocity at point A, v = 17 m/s To find = a) Force…

Q: I am am doing problem 5. from Serway and Vuille - 11th edition. I dont understand why they use sin…

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Q: How to express the work done by the force of gravity along a curved path? mig A)- mg Ax B)+ m g A(y+…

A: The work is done by the force is depends on the magnitude of the force and the charge in the…

Q: A bead is sliding frictionlessly in the orbit in the Figure. (a) If the bead is released from the…

A: SOlution: Given that  bead is sliding frictionlessly in the orbit.

Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A: (given)       Mass of an asteroid = 4.5×104 kg Initial speed of asteroid = 7400 m/s  Final speed of…

Q: Jim rides his skateboard down a ramp that is in the shape of a quarter circle with a radius of 5.00…

A: Given  Mass of Jim+skateboard, m = 72.8 kg  Speed at the bottom, v= 9 msRadius, r= 5 m  We have to…

Q: Problem 6: Consider a ball of mass m attached to a string of length L, which is being spun around in…

A: Given that:- Mass of the ball=m kg  Length of the string=L meter

Q: One person rides on a "Ferris Wheel". When the wheel makes a complete turn, that is, we return to…

A: Given:- person rides on a ferris wheel one complete circle i.e return to the same point from where…

Q: 1. Two blocks are connected by a very light string passing over a massless and frictionless pulley.…

A: Given:-  Two blocks are connected with the string and pulley and the weight of the W1= 12 N block is…

Q: 8: A sphere, I= 0.45 kg m' and r= 8 cm, is initially rotating at 22 rad/s. You put your hand on the…

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Q: How much work is done by the gravitational force on earth by the sun, as the earth orbits around t

A: Given:- the earth orbits around the sun in a nearly perfectly circular orbit Find:- How much work is…

Q: A cart has a mass of 5 kg is sitting at the top of an inclined plane, which is 5 m long and meets…

A: Mass of the cart, m = 5 kg Inclined distance traveled by the cart, s = 5 m Angle of inclination, θ =…

Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A: Initial speed (u) = 7100 m/s Final speed (V) = 4900 m/s Mass = 48000 Kg distance = 2000000 m   a)…

Q: A delivery person, after unloading a 52-kg crate full of equipment, starts pulling the crate…

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Q: Problem 6: Consider a ball of mass m attached to a string of length L, which is being spun around in…

A: Work done = F̅ • d̅  where  d̅ = displacement vector

Q: As shown in the figure below, a 50-N sled is pushed up a frictionless inclined plane (theta =30…

A: Normal force is perpendicular to  contact surface. Here, displacement is ∆x

Q: Explain How to use the relationship between total work and change in kinetic energy when the forces…

A: We know, the work-energy theorem when a constant force acts:

Q: While riding on an elevator, a person has twoforces acting on him, a normal force and a gravity…

A: To determine,The magnitude of the normal force.Is the elevator speeding up or slowing…

Q: A satellite in circular orbit around the Earth moves at constant speed. This orbit is maintained by…

A: The motion of the satellite around the earth is as shown below,   Here E represents earth, S…

Q: An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and…

A:

Q: 1. 500 kg roller starts from a point A as shown in the diagram below. If throughout its travel the…

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Q: The car is fully loaded with passengers and has a total mass of 575 kg. At point A, the car is at…

A:

Q: 3. a) A person is riding on a Ferris wheel of radius R. He starts at the lowest point of the wheel.…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: ou are testing a new roller coaster ride in which a car of mass mm moves around a vertical circle of…

A: The kinetic energy of the cat at bottom of the circle (point A) is Ki=12mvA2 When the car reaches…

Q: 2. 2. A small particle of mass m is pulled to the top of a frictionless half-cylinder by a light…

A: Given that:- Mass of small particle=m

Q: (Question 1) When the object is at an angle 0 < Of, draw a free-body force diagram showing the…

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Q: a force F on the free end of the cord. (a) What must be the magnitude of F if you are to lift the…

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Q: A satellite in Earth orbit has a mass of 103 kg and is at an altitude of 1.91 106 m. (Assume that U…

A: mass of satellite (m)= 103 kg mass of earth (M) = 5.98×1024 kg radius of earth (r) = 6.4×106 m…

Q: Do the units of the x and y ases matter when calculating the work done in a Force Vs. Position…

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Q: 10 and 11 please

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 3. Answer the following questions (in terms of (7) tension, masses and the gravitational…

A: Given:-  We have given a system with the two mass m1 and m2  connected by the pully and cable.  The…