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If a spinning skater pulls her arms in so as to reduce her rotational inertia by half, by how much will her rate of spin increase

If a spinning skater pulls her arms in so as to reduce her rotational inertia by half, by how much will her rate of spin increase
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If a spinning skater pulls her arms in so as to reduce her rotational inertia by half, by how much will her rate of spin increase

User Pavitra Kansara
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1 Answer

12 votes
Her rotational velocity (“rate of spin”) would double since inertia and rotational velocity are inverse variables.
User Milan Surelia
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