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A circular disc of radius R and thicknes...

 A circular disc of radius R and thickness `(R)/(6)` has moment of inertia about an axis passing through its centre and perpendicular to its plane. It is melted and recasted into a solid sphere. The moment of inertia of the sphere about its diameter as axis of rotation is

A

1

B

2I/3

C

I/5

D

I/10

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The correct Answer is:
C
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AAKASH SERIES-APPENDICES -SYSTEM OF PARTICLES AND ROTATIONAL MOTION (MOMENT OF INTERTIA)
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