Gravitational field intensity at the cen...

Gravitational field intensity at the centre of the semi circle formed by a thin wire `AB` of mass `m` and length `L` is

A

`(Gm)/(l^(2))` along +x-axis

B

`(Gm)/(pi l^(2))` along + y-axis

C

`(2 pi Gm)/(l^(2))`along + x-axis

D

`(2pi Gm)/(l^(2))` along +y-axis

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The correct Answer is:

D

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