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A rotating solid metal sphere is heated by $100^{\circ} C$ . If $α = 2 \times 10^{- 5} /^{0} C$ then percentage change in its moment of inertia is

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detailed solution

Correct option is A

ΔII=2αΔt

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A rotating solid metal sphere is heated by 100∘C. If α=2×10−5/0C then percentage change in its moment of inertia is

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A rotating solid metal sphere is heated by $100^{\circ} C$ . If $α = 2 \times 10^{- 5} /^{0} C$ then percentage change in its moment of inertia is