Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- A disc of moment of inertia 'I_1' is rotating in horizontal plane about an axis passing through a centre and perpendicular to its...
- A disc has mass 'M' and radius 'R'. How much tangential force should be applied to the rim of the disc so as to rotate with...
- Three point masses each of mass 'm' are kept at the corners of an equilateral triangle of side 'L'. The system rotates about the...
- When a 12000 joule of work is done on a flywheel, its frequency of rotation increases from 10 Hz to 20 Hz. The moment of inertia...
- Three identical rods each of mass 'M' and length 'L' are joined to form a symbol 'H'. The moment of inertia of the system about...
- A solid sphere rolls down from top of inclined plane, 7 m high, without slipping. Its linear speed of the foot of plane is (g =...
- A molecule consists of two atoms each of mass 'm' and separated by a distance 'd'. At room temperature the average rotational...
- A disc and a solid sphere roll down the same inclined plane. The ratio of their speeds is [MHT-CET 2023, MHT-CET 2023]
- A wheel of moment of inertia 2 kg m^2 is rotating at a speed of 25 rad/s. Due to friction on the axis, it comes to rest in 10...
- A ring, a disc and a solid sphere have same mass and radius. All of them are rolled down on an inclined plane from same height,...
- A circular coil and a disc having same mass roll without slipping on the horizontal with same linear velocity. If the total K. E....
- Earth revolves round the sun in a circular orbit of radius 'R'. The angular momentum of the revolving earth is directly...
- A body is suspended from a rigid support by an inextensible string of length 'L' on which another identical body of mass 'm'...
- A molecule consists of two atoms each of mass 'm' and separated by a distance 'd'. At room temperature, the average rotational...
- Two rings of radii R and nR made from the same wire have the ratio of moments of inertia about an axis passing through their...
- A circular disc 'X' of radius 'R' made from iron plate of thickness 't' has moment of inertia 'I_x' about an axis passing through...
- If 'I' is the moment of inertia and 'L' is angular momentum of rotating body, then L^2 2I is its [MHT-CET 2022, MHT-CET 2022]
- A particle of mass 'm' is rotating in a horizontal circle of radius 'r' with uniform velocity V. The change in its momentum at...
- A body slides down a smooth inclined plane of inclination ' ' and reaches the bottom with velocity 'V'. If the same body is a...
- A ring of mass 'M' and radius 'R' is rotating about an axis passing through centre and perpendicular to its plane. Two particles...
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