A uniform hollow sphere has internal radius a & external radius b . prove that the ratio of the gravitational potential at a point  on its outer surface to that on the inner surface is fraction numerator 2 left parenthesis b cubed minus a cubed right parenthesis over denominator 3 b left parenthesis b squared minus a squared right parenthesis end fraction.

Asked by araima2001 | 10th Jan, 2017, 09:59: AM

Expert Answer:

 

Answered by Romal Bhansali | 10th Jan, 2017, 03:42: PM

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