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

`(4GM)/a`

B

`(GM)/a`

C

`(2GM)/a`

D

`(3GM)/a`

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The correct Answer is:

D

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