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The moment of inertia of a thin square p...

The moment of inertia of a thin square plate ABCD, fig, of uniform thickness about an axis passing through the centre O and perpendicular to the plane of the plate is
where `l_1, l_2, l_3 and l_4` are respectively the moments of intertial about axis 1,2,3 and 4 which are in the plane of the plate.

A

`I_(1)+I_(2)`

B

`I_(3)+I_(4)`

C

`I_(1)+I_(3)`

D

All of these

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The correct Answer is:
D
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