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Three particles each of mass m are kept ...

Three particles each of mass `m` are kept at the vertices of an euilateral triangle of side `L`. The gravitational field at the centre due to these particle is

A

zero

B

`(3GM)/(L^(2))`

C

`(9GM)/(L^(2))`

D

`12/(sqrt(3))(GM)/(L^(2))`

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The correct Answer is:
A
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