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4ωThe moment of inertia of a body, rotating with angular velocity ω, decreases from I to l/4 without any external torque. The final angular velocity will be1)ω2)2ω3)3ω4)4ω |
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Answer» 4ωThe moment of inertia of a body, rotating with angular velocity ω, decreases from I to l/4 without any external torque. The final angular velocity will be 1)ω 2)2ω 3)3ω 4)4ω |
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