A disc of radius Y is removed from the disc of radius .R. then (a) The minimum shift in centre of mass is zero (b) the maximum shift in centre of mass cannotbe greater than (r^(2))/((R+r)) (c) Centre of mass must lie where mass exists (d) the shift in centre of mass is(r^(2))/((R+r))

A disc of radius Y is removed from the disc of radius .R. then (a) Th

1.	A disc of radius Y is removed from the disc of radius .R. then (a) The minimum shift in centre of mass is zero (b) the maximum shift in centre of mass cannotbe greater than (r^(2))/((R+r)) (c) Centre of mass must lie where mass exists (d) the shift in centre of mass is(r^(2))/((R+r))
Answer» only a and B are CORRECT only a and C are correct only a, b and d are correc all are correct Answer :A