JEE Main 202522 Jan, Morning shiftPhysicsMediumRotational Motion140× since 2002
A uniform circular disc of radius 'R' and mass 'M' is rotating about an axis perpendicular to its plane and passing through its centre. A small circular part of radius is removed from the original disc as shown in the figure. Find the moment of inertia of the remaining part of the original disc about the axis as given above.