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A figure skater is spinning slowly with arms outstretched. He brings his arms in close to...

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Physics

A figure skater is spinning slowly with arms outstretched. Hebrings his arms in close to his body and his angular velocitychanges by a factor of 4. By what factor does his moment of inertiachange, and why?

Answer & Explanation Solved by verified expert
3.8 Ratings (646 Votes)
Let L be the total angular momentum of theskater when he is spinning with his arms outstretched andL be the angular momentum of the skater when hebrings his arms close to his bodyNow as angular momentum of the    See Answer
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