Categories > rotational-motion > moment of inertia > A circular disc of radius R and thickness $\frac{R}{6}$ has moment of inertia I 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

rotational-motion

Question: A circular disc of radius R and thickness $\frac{R}{6}$ has moment of inertia I 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


1) I
2) $\frac{2I}{8}$
3) $\frac{I}{5}$
4) $\frac{I}{10}$
Solution: Explanation: No Explanation
moment of inertia

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