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Three bodies each of mass 'm' are placed...

Three bodies each of mass 'm' are placed at the three corners of a square of side 'a'. The gravitational force on unit mass kept at the fourth corner is

A

`(Gm)/(3a^(2))`

B

`(Gm)/(sqrt(3)a^(2))`

C

`(3Gm)/(a^(2))`

D

`(Gm)/(a^(2))(sqrt(2)+(1)/(2))`

Text Solution

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The correct Answer is:
D
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