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A particle of mass M is placed at the ce...

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

A

`(GM)/(a)`

B

`(2GM)/(a)`

C

`(3GM)/(a)`

D

`(4GM)/(a)`

Text Solution

Verified by Experts

The correct Answer is:
C

Gravitational potential at x point
`V_(x)=(GM)/((a)//(2))+(GM)/(a)=(3GM)/(a)`
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