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WBJEE 2023 Physics & Chemistry Solved Paper

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Question : 50

Total: 80

A mouse of mass m jumps on the outside edge of a rotating ceiling fan of moment of inertia I and radius R. The fractional loss of angular velocity of the fan as a result is,

‌
mR2
I+mR2
‌
I
I+mR2
‌
I−mR2
I
‌
I−mR2
I+mR2

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