If an airborne performer wishes to maximize the number of revolutions she spins, she should extend the limbs as far from the axis of rotation as possible.

Question

Quizplus · Accepted Answer

Extending the limbs increases the moment of inertia, which decreases the angular velocity, thus reducing the number of revolutions. To maximize spins, the performer should tuck in her limbs to reduce the moment of inertia.

If an Airborne Performer Wishes to Maximize the Number of Revolutions