When the total torque on a constant mass system increases (and is not zero), what happens to the angular acceleration of the system? A. it decreases B. it only changes if the mass changes C. it remains constant D. it only changes if the moment of inertia changes

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Q: 3. A merry-go-round at a playground is rotating at 4.0 rev/min. Three children jump on and increase…

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Q: A metal smith is using a bench grinder on a newly forged knife. The knife applies a net torque…

A: Given data: The moment of inertia of wheel is I=0.550 kgm2.

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Q: 49. A 200 g, 20-cm-diameter plastic disk is spun on an axle through its center by an electric motor.…

A: Determine the moment of inertia of the disk.

Q: 1. A spinning figure skater is rotating at 12 rad/s with her arms extended away from her body. She…

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Q: An electric fan makes 300 revolutions per minute. If it comes to a stop after 12 secs, what is the…

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Q: Gear A, which turns clockwise, meshes with gear B, which turns counterclockwise. When more force is…

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Q: How can you change the angular momentum of an given object? Unbalanced Torque  , A force parallel to…

A: We know that angular momentum is given as  L= mvr m= mass v= velocity r= radius

Q: • The cable lifting an elevator (600-kg) is wrapped around a 1.0-m diameter cylinder (20-kg) that is…

A: Given : mass of elevator, M = 600 kg Diameter of cylinder, d = 1.0 m Mass of cylinder, m = 20 kg…

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Q: Tom’s leg angularly accelerates 3000°/s2 around the hip joint during a roundhouse kick in the…

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Q: Elgato has a flywheel. It rotates about its central axis. It starts from a rest and accelerates…

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Q: 5. A figure skater jumps into the air completing a one and a half (1.5 turn) revolution axel. The…

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Q: 2. A vehicle is slowing down at a rate of 2.5 m/s². If the tires of radius 0.30 m have initial…

A: As per guide lines first 3 sub part is solved, kindly post the remaining as new question.

Q: 6. A car is initially at rest waiting for traffic lights to change. Once the green light comes on is…

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Q: A 10-meter-long cylinder with diameter 1.0 m has mass 45000 kg. It is initially rotating at angular…

A: Length of cylinder = 10 m Diameter = 1 m Radius = 0.5 m Mass = 45000 kg Initial angular speed = 50…

Q: road surface

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Q: 5) BB-8 is an intergalactic robot that is trying out for a new role in the rebellion. The main…

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Q: 3. A merry go-round with a radius of 6.0 meters rotates at a speed of 8 revolutions per minute…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 7. Calculate the moment of inertia of a solid cylinder of mass 3.50 kg and diameter 0.50 m, which is…

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Q: 32. A clay vase on a potter's wheel experiences an angular acceleration of 8.00 rad/s² due to the…

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Q: 3. A person pushes on a small doorknob with a force of 5.00 N perpendicular to the surface of the…

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Q: A 2000-kg Ferris wheel accelerates from rest to an angular speed of 0.25 rad/s in 13 s. Approximate…

A: I = mr2/2 for a circular disk  I = 2000× 272/2  I = 729000kgm2

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Q: 1 A tire is rolling with an initial angular velocity of 10.0 rad/s. It slows down with an angular…

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Q: 8. A 3 kg uniform disk has a radius of 2 m. An external torque of 10 N-m is applied to the outside…

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Q: 3. An object has two rods attached to form a + sign. Each rod is 20-cm long and has a mass of 0.500…

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Q: A fan is rotating with an angular velocity of +20 rad/s. You turn off the power and it slows to a…

A: Given  Angular velocity of fan  wo = 20 rad/s Angle rotated before coming to stop  @ = 5.0 rad a) To…

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.