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A gymnast doing a forward flip lands on the mat and exerts a 575-Nm torque to slow and then reverse her angular velocity. Her

A gymnast doing a forward flip lands on the mat and exerts a 575-Nm torque to slow and then reverse her angular velocity. Her initial angular velocity is 14 rad/s, and her moment of inertia is 0.051kg m. a) What time is required for her to exactly reverse her spin?

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