Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- The radius of gyration of a solid sphere of radius 'R' and mass 'M' about its diameter is K_4 and about a tangent of a solid...
- A horizontal circular platform of mass 'M' is rotating at angular velocity ' ' about a vertical axis passing through its centre....
- Two bodies rotate with kinetic energy 'K_1' and 'K_2'. Moment of inertia about their axis of rotation is 'I_1' and 'I_2'. If I_2...
- A disc of mass 50 kg and radius 1 m is rotating at 180 r. p. m. The torque required to rotate the disc in opposite direction with...
- A uniform solid sphere having radius 'R' and density ' ' is rotating about a tangent to the surface of the sphere. The moment of...
- A solid sphere 'P' and a thin walled hollow sphere 'Q' have same mass and same radius. Their moment of inertia about their...
- The moment of inertia of a thin uniform rod about perpendicular axis passing through one of its ends is I. Now the rod is bent in...
- A ring of moment of inertia 4.9 ^2 kg ,m^2 is rotating with 300 r. p. m. If frequency of rotation is reduced by 120 r. p. m.,...
- A uniform metallic rod rotates about its perpendicular bisector with constant angular speed. If it is heated uniformly to raise...
- Moment of inertia of the rod about an axis passing through the centre and perpendicular to its length is 'I_1'. The same rod is...
- A rope of negligible mass is wound around a hollow cylinder of mass 2 kg and radius 20 cm. What is the angular acceleration of...
- Four identical solid spheres each of mass 'M' and radius 'R' are so arranged that their centres when connected form a square. The...
- Two solid spheres A and B having same mass and different radii rotate with kinetic energies E_A and E_B respectively. The M. I....
- Four particles each of mass 'm' are placed at the corners of a square of side 'L'. The radius of gyration of the system about an...
- A ring, a solid sphere and a disc have same mass and radius. Which of them have the largest moment of inertia? [MHT-CET 2004,...
- Which of the following is conserved in the planetary motion around the sun?
- It is advantageous to launch space ship rockets
- Kepler's third law i.e. T^2 R^3, is a consequence of law of conservation of
- A satellite of mass m moving around the earth of mass m_E in a circular orbit of radius R has angular momentum L. The rate of the...
- A particle is dropped on Earth from height R (radius of earth) and it bounces back to height h. If the coefficient of restitution...
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