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For the same total mass, which of the fo...

For the same total mass, which of the following will have the largest moment of inertia about an axis passing through the centre of mass and perpendicular to the plane of the body

A

A disc of radius a

B

A ring of radius a

C

A square lamina of side 2 a

D

Four rods forming a square of side 2a

Text Solution

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The correct Answer is:
D
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