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

From a circular disc of radius R , another disc of diameter R is removed. Locate c.m. of the remaining portion.

From a disc of radius r_(1) , a concentric disc of radius r_(2) is removed . The mass of the remaining portion is m . Find the M.I. of the remaining about an axis passing through the center of mass and perpendicular to the plane.

A circular hole of radius r//2 is cut from a circular disc of radius 'r' . The disc lies in the xy plane. Determine the moment of inertia about an axis passing through the centre and perpendicular to the plane of the disc.

Find the radius of gyration of a disc of mass M and radius R rotating about an axis passing through the center of mass and perpendicular to the plane of the disc.

From a disc of mass 2kg and radius 4m a small disc of radius 1 m with center O' is extracted . The new moment of inertia,about an axis passing through O perpendicular to plane of disc is

From a disc of mass 2kg and radius 4m a small disc of radius 1 m with center O' is extracted . The new moment of inertia,about an axis passing through O perpendicular to plane of disc is