Rotational Motion
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Q. If a rotating body has an angular momentum of L and its moment of inertia is I, what is the angular velocity ω of the body?
Q. If a rotating object has a moment of inertia of 4 kg·m² and is spinning with an angular velocity of 3 rad/s, what is its angular momentum?
Q. If a rotating object has a moment of inertia of 5 kg·m² and is rotating with an angular velocity of 3 rad/s, what is its angular momentum?
Q. If a rotating object has a moment of inertia of 5 kg·m² and is spinning with an angular velocity of 3 rad/s, what is its angular momentum?
Q. If a rotating object has a moment of inertia of I and is rotating with an angular velocity ω, what is its rotational kinetic energy?
Q. If a solid cylinder is rotated about its diameter, what is its moment of inertia?
Q. If a solid cylinder rolls without slipping, what fraction of its total kinetic energy is translational?
Q. If a solid cylinder rolls without slipping, what is the ratio of its translational kinetic energy to its rotational kinetic energy?
Q. If a solid disk rolls without slipping, what fraction of its total energy is translational at the bottom of an incline?
Q. If a solid sphere and a hollow sphere have the same mass and radius, which one will roll down an incline faster?
Q. If a solid sphere and a solid cylinder of the same mass and radius are released from rest at the same height, which will have a greater speed at the bottom?
Q. If a solid sphere of mass M and radius R is rotating about an axis through its center, what is its moment of inertia?
Q. If a solid sphere of radius R and mass M is rotating about an axis through its center, what is its moment of inertia?
Q. If a torque of 15 Nm is produced by a force acting at a distance of 0.3 m from the pivot, what is the magnitude of the force?
Q. If a torque of 25 Nm is applied and the lever arm is 5 m, what is the angle at which the force is applied if the force is 10 N?
Q. If a torque of 25 Nm is applied to a wheel with a radius of 0.5 m, what is the force applied at the edge of the wheel?
Q. If a torque of 25 Nm is generated by a force acting at a distance of 0.5 m, what is the force applied?
Q. If a torque of 30 Nm is applied to a lever arm of 3 m, what is the force applied?
Q. If a torque of 5 Nm is applied to a rotating object with a moment of inertia of 2 kg·m², what is the angular acceleration?
Q. If a torque of 8 Nm is produced by a force acting at a distance of 0.2 m, what is the force?
Q. If a wheel of radius R rolls without slipping, what is the distance traveled by the center of mass after one complete rotation?
Q. If the angle between the force and the lever arm is 90 degrees, how does it affect the torque?
Q. If the angle between the force and the lever arm is 90 degrees, what is the torque produced by a 15 N force applied at a distance of 2 m?
Q. If the angular momentum of a rotating body is doubled while its moment of inertia remains constant, what happens to its angular velocity?
Q. If the angular momentum of a rotating object is conserved, what can be said about its moment of inertia and angular velocity?
Q. If the angular momentum of a rotating object is doubled while its moment of inertia remains constant, what happens to its angular velocity?
Q. If the angular momentum of a system is conserved, which of the following statements is true?
Q. If the angular momentum of a system is zero, what can be said about the motion of the particles in the system?
Q. If the angular momentum of a system is zero, what can be said about the motion of the system?
Q. If the lever arm is doubled while keeping the force constant, how does the torque change?