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Title: An ice skater doing a spin pulls in her arms, decreasing her moment of inertia b Post by: ppk on Mar 31, 2012 An ice skater doing a spin pulls in her arms, decreasing her moment of inertia by a factor of two. How does her angular speed changes?
A) It is reduced by a factor of two. B) It is reduced by a factor of four. C) It increases by a factor of two. D) It increases by a factor of four. E) It doesn't change. Title: Re: An ice skater doing a spin pulls in her arms, decreasing her moment of inertia b Post by: duddy on Apr 2, 2012 C
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