A flywheel of mass 0.2 kg and radius 10 cm is rotating with `5//pi "rev/s"` about an axis perpendicular to its plane passing through its centre. Calculate angular momentum and kinetic energy of flywheel.

Circular disc of mass 2kg and radius 1 metre is rotating about an axis perpendicular to its plane and passing through its centre of mass with a rotational kinetic energy of 8Joules. The angular momentum in (J sec) is

Circular disc of mass 2 kg and radius 1 m is rotating about an axis perpendicular to its plane and passing through its centre of mass with a rotational kinetic energy of 8 J. The angular momentum is (Js) is

Circular disc of mass 2 kg and radius 1 m is rotating about an axis perpendicular to its plane and passing through its centre of mass with a rotational kinetic energy of 8 J. The angular momentum is (Js) is

Radius of gyration of disc rotating about an axis perpendicular to its plane passing through its centre is (If R is the radius of disc)

A flywheel of mass 10 kg and radius 10 cm is revolving at a speed of 240 r.p.m. Its kinetic energy is

A circular ring of diameter 40 cm and mass 1 kg is rotating about an axis normal to its plane and passing through the centre with a frequency of 10 rps. Calculate the angular momentum about its axis of rotation.

A circular ring of diameter 40 cm and mass 1 kg is rotating about an axis normal to its plane and passing through the centre with a frequency of 10 rps . Calculate the angular momentum about the axis of rotation.

A uniform rod of mass 300 g and length 50 cm rotates at a uniform angular speed of 2 rad/s about an axis perpendicular to the rod through an end. Calculate a. the angular momentum of the rod about the axis of rotation b. the speed of the centre of the rod and c. its kinetic energy.