A circular section of radius r si cut out of a uniform disc of radius R, the centre of the hole being R/2 from the centre of the original disc. Locate the centre of gravity of the remainder.

A circular section of radius r si cut out of a uniform disc of radius

1.	A circular section of radius r si cut out of a uniform disc of radius R, the centre of the hole being R/2 from the centre of the original disc. Locate the centre of gravity of the remainder.
Answer» Answer :At a DISTANCE `(RR^(2))/(2(R^(2)-r^(2)))` from the CENTRE of the disc