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Physics
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A turntable with a moment of inertia of 0.0041 kg·m2 rotates freely with an angular speed of 35 rpm. Riding on the rim of the turntable, 0.12 m from the center, is a cute, 0.044-kg mouse. Calculate the angular speed of the turntable when the mouse reaches the center. (in rpm)
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do you know what principal to use to solve this problem?
no :(
look up conservation of angular momentum.
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