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Two heavy spheres of mass m are kept sep...

Two heavy spheres of mass m are kept separated by a distance 2r. The gravitational field and potential at the midpoint of the line joining the centres of the spheres are

A

`(Gm^2)/(r^2)" and "0`

B

0 and `-(2Gm)/r`

C

0 and `(2Gm)/r`

D

none of these

Text Solution

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The correct Answer is:
B
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