Asked by Cassy
A figure skater is spinning with her arms out wide. Will she spin faster or slower if she tucks in her arms? Why?
Answers
Answered by
bobpursley
She has increased her moment of inertia.
Angular momentum is conserved;
angular momentum = inertia*angular velocity
if inertia is increased, angular velocity....
Angular momentum is conserved;
angular momentum = inertia*angular velocity
if inertia is increased, angular velocity....
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