a disc or radius r is cut from a large disc of radius 4r in such a way that the edge of hole touches the edge of the disc .locate the centre of mass of residual disc .

a disc or radius r is cut from a large disc of radius 4r in such a way

1.	a disc or radius r is cut from a large disc of radius 4r in such a way that the edge of hole touches the edge of the disc .locate the centre of mass of residual disc .
Answer» a disc or radius r is cut from a large disc of radius 4r in such a way that the edge of hole touches the edge of the disc .locate the centre of mass of residual disc .