If an ice skater pulls their hands towards their body, will their angular momentum and kinetic energy both increase?

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asked Sep 25, 2023 161k views

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Rajkumar Reddy · Answer 1 · 2023-10-01T09:15:45+0000

Answer:

The angular momentum depends on both the angular velocity and the mass distribution of the object. You can change this angular momentum by exerting a torque (a twisting force)—but with no external torque, the angular momentum is conserved. Now getting back to the ice skater.

If an ice skater pulls their hands towards their body, will their angular momentum-example-1

If an ice skater pulls their hands towards their body, will their angular momentum and kinetic energy both increase?

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