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A particle of mass M is situated at the ...

A particle of mass M is situated at the centre of a spherical shell of same mass and radius 'a'. The gravitational potential at a point situated at `(a)/(2)` distance from the centre, will be

A

`(4GM)/a`

B

`(GM)/a`

C

`(2GM)/a`

D

`(3GM)/a`

Text Solution

Verified by Experts

The correct Answer is:
D
`V=(-GM)/a+((-GM))/(a//2)`
`=(-3GM)/a`
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