R Initial position Axle

Q: A horizontal platform in the shape of a circular disk rotates freely in a horizontal plane about a…

A: Here L is constant therefore,

Q: In the figure, a solid cylinder of radius 17 cm and mass 11 kg starts from rest and rolls without…

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Q: thin uniform-density rod whose mass is 2.5 kg and whose length is 2.8 m rotates around an axis…

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Q: A merry-go-round that can freely rotate is initially at rest. The merry-go-round has a radius of 1.4…

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Q: Some European trucks run on energy stored in a rotating flywheel, with an electric motor getting the…

A: The kinetic energy of a rotating object is given by the equation K=12Iω2I is the moment of inertia…

Q: A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.30E+4 rad/s…

A: The angular acceleration of the drill is,

Q: A small solid metal sphere, with a mass m and radius r, is placed on the inclined section of the…

A: (a) The problem is solved using the principle of conservation of energy.  In order to complete the…

Q: A wheel with a radius of 0.23 m and a mass of 7.31 kg spins about its axis at 6.53 radians per…

A: The mass of the wheel, m = 7.31 kg The radius of the wheel, r = 0.23 m The angular velocity of the…

Q: A thin stick of mass 0.2 kg and length L = 0.5 m is attached to the rim of a metal disk of mass M =…

A: Given data: The mass of the thin stick is m=0.2 kg. The length of thin stick is L=0.5 m. The mass…

Q: A sphere of mass 2.2 kg and radius 9 cm rolls without sliding along a horizontal surface. It has a…

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Q: A wheel is rotating about an axis that is in the Z-direction. The angular velocity ωzωz is -6.00…

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Q: thin 155 g disk with a diameter of 8.50 cm rotates about an axis through its center with 0.260 J of…

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Q: In the figure, a solid cylinder of radius 5.5 cm and mass 14 kg starts from rest and rolls without…

A: Given:-  A solid cylinder of the radius is r = 5.5 cm The mass of the solid cylinder is m = 14 kg…

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.