Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- When a sphere of moment of inertia I about its centre of gravity and mass m rolls from rest down an inclined plane without...
- If rotational kinetic energy is 50% of translational kinetic energy, then the body is
- A thin hollow cylinder open at both ends: (i) sliding without rolling, (ii) rolling without slipping, with the same speed. The...
- A body is rolling without slipping on a horizontal surface and its rotational kinetic energy is equal to the translational...
- A body is rolling down an inclined plane. If K.E. of rotation is 40% of K.E. in translatory state, then the body is a
- Two rigid bodies A and B rotate with rotational kinetic energies E_A and E_B respectively. The moments of inertia of A and B...
- A flywheel rotating about a fixed axis has a kinetic energy of 360 joule when its angular speed is 30 rad/sec . The moment of...
- A metre stick is held vertically with one end on the floor and is then allowed to fall. If the end touching the floor is not...
- A solid sphere of mass 500 g and radius 10 cm rolls without slipping with the velocity 20 cm/s. The total kinetic energy of the...
- Ratio of total kinetic energy and rotational kinetic energy in the motion of a disc is
- A circular disk of moment of inertia I_t is rotating in a horizontal plane, about its symmetry axis, with a constant angular...
- A sphere of mass 0.5 kg and diameter 1 m rolls without sliding with a constant velocity of 5 m/s. Calculate the ratio of its...
- The total kinetic energy of a body of mass 10 kg and radius 0.5 m, moving with a velocity of 2 m/s, without slipping, is 32.8...
- A ring of radius 0.5 m and mass 10 kg is rotating about its diameter with angular velocity of 20 rad/s . Its kinetic energy is
- The moment of inertia of a body about a given axis is 1.2 kg m ^2. Initially the body is at rest. In order to produce a...
- If the angular momentum of a rotating body about a fixed axis is increased by 10%, its kinetic energy will be increased by
- A solid homogeneous sphere is moving on a rough horizontal surface, partly rolling and partly sliding. During this kind of motion...
- A hollow sphere of diameter 0.2 m and mass 2 kg is rolling on an inclined plane with velocity v=0.5 m/s. The kinetic energy of...
- A sphere rolls on a horizontal plane without slipping with speed u. Now if it rolls up vertically (maintaining the rolling...
- A sphere of mass m and radius r rolls on a horizontal plane without slipping with the speed u. Now if it rolls up (while...
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