A small mass m is attached to the rim of a circular disc of mass M and radius R.The disc rotates with angular velocity `omega` about an axis passing through the centre O of the disc and perpendicular to its plane.hen the angular momentum of the system will be

Two balls of masses m and 2m are attached to the ends of a light rod of length L . The rod rotates with an angular speed omega about an axis passing through the center of mass of system and perpendicular to the plane. Find the angular momentum of the system about the axis of rotation.

If a circular concentric hole is made on a disc then about an axis passing through the centre of the disc and perpendicular to its plane

Five particles of mass 2 kg are attached to the rim of a circular disc of radius 0.1 m & negligible mass. Moment of inertia of the system about an axis passing through the centre of the disc & perpendicular to its plane is

A charge q is uniformly distributed on a non-conducting disc of radius R . It is rotated with an angular speed co about an axis passing through the centre of mass of the disc and perpendicular to its plane. Find the magnetic moment of the disc.

A disc of mass m, radius r and carrying charge q, is rotating with angular speed omega about an axis passing through its centre and perpendicular to its plane. Calculate its magnetic moment

A disc of mass m, radius r and carrying charge q, is rotating with angular speed omega about an axis passing through its centre and perpendicular to its plane. Calculate its magnetic moment

Radius of gyration of a uniform circular disc about an axis passing through its centre of gravity and perpendicular to its plane is

A horizontal disc is rotating about a vertical axis passing through its centre. If an insect moves from centre to rim then the angular momentum of the system

From a circular disc of mass M and radius R , a part of 60^(@) is removed. The M.I. of the remaining portion of disc about an axis passing through the center and perpendicular to plane of disc is

A disc has mass 9 m. A hole of radius R/3 is cut from it as shown in the figure. The moment of inertia of remaining part about an axis passing through the centre 'O' of the disc and perpendicular to the plane of the disc is :