Question

There is a concentric hole of radius R in a solid sphere of

radius 2R. Mass of remaining portion is M, then the

gravitational potential at centre is

(a) -5GM/7R



(b) -7GM/14R



(c) -3GM/7R



(d) -9 GM/14R

​

Answer 1

Answer:

I think 2 answer is right I think

gar mera answer right hai to.plz like kro do