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Three point masses, each of mass m, are ...

Three point masses, each of mass m, are placed at the corners of an equilateral triangle of side L. The moment of inertia of this system about an axis along one side of the triangle is

A

`ML^2`

B

`(1/3)ML^2`

C

`(3/2)ML^2`

D

`(3/4)ML^2`

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