Q. If a gymnast sitting on a rotating stool, with his arms outstretched suddenly lowers his arm

(A) the angular velocity will remain constant
(B) the angular momentum will increase
(C) the angular velocity will decrease
(D) his moment of inertia will decrease

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✅ Correct Answer: (D) his moment of inertia will decrease

Published by Harikesh ⭐ 8.04K Points at 03-Sep-2022 09:30 pm in Applied Mechanics

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