A ballet dancer spins about a vertical axis at 1 revolution per second with arm outstretched. With her arms folded, her

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answerhappygod
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A ballet dancer spins about a vertical axis at 1 revolution per second with arm outstretched. With her arms folded, her

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A ballet dancer spins about a vertical axis at 1 revolution persecond with arm outstretched. With her arms folded, her moment ofinertia about the vertical axis decreases by 60 %. Calculate thenew rate of revolution in rad/s. (The answer is not 2.5 or 5radians)
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