From a disc of radius R a mass M, a circular hole of diameter R, whose rim passes through the centre is cut. What is the moment of inertia of the remaining part of the disc about a perpendicular axis passing through it

From a disc of radius R a mass M, a circular hole of diameter R, whose

1.	From a disc of radius R a mass M, a circular hole of diameter R, whose rim passes through the centre is cut. What is the moment of inertia of the remaining part of the disc about a perpendicular axis passing through it
Answer» `15 MR^(2)//32` `13 MR^(2)//32` `11 MR^(2)//32` `9 MR^(2)//32` Answer :B