An ice skater is spinning on the ice with her arms fully extended. When she pulls in her arms, she spins at a faster rat because a. Her moment of inertia decreases. b. Her moment of inertia increases. OC. Her moment of inertia stays the same. d. Her mass stays the same

University Physics Volume 1
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Chapter11: Angular Momentum
Section: Chapter Questions
Problem 90AP: A boy stands at the center of a platform that is rotating without friction at 1.0 rev/s. The boy...
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QUESTION 22
An ice skater is spinning on the ice with her arms fully extended. When she pulls in her arms, she spins at a faster rate
because
a. Her moment of inertia decreases.
b.
D. Her moment of inertia increases.
OC. Her moment of inertia stays the same.
d. Her mass stays the same.
e. Her weight stays the same.
Transcribed Image Text:QUESTION 22 An ice skater is spinning on the ice with her arms fully extended. When she pulls in her arms, she spins at a faster rate because a. Her moment of inertia decreases. b. D. Her moment of inertia increases. OC. Her moment of inertia stays the same. d. Her mass stays the same. e. Her weight stays the same.
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