Torque & Acceleration (Rotational Dynamics) Video Lessons

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Problem: An ice skater is spinning with her arms out and is not being acted upon by an external torqueWhen she pulls her arm in close to her body, what happens to her angular momentum?

FREE Expert Solution

There is no external torque applied.

If there is no external torque, the change in angular momentum is zero.

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Problem Details

An ice skater is spinning with her arms out and is not being acted upon by an external torque

When she pulls her arm in close to her body, what happens to her angular momentum?

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