Conservation of Angular Momentum
AP Physics 1 · Flashcards · Application
AP PHYSICS 1 · FLASHCARDS
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QUESTION
What is the effect of a net external force on a system's angular momentum?
QUESTION
What happens to a figure skater's angular momentum when they pull their arms in?
QUESTION
If a figure skater pulls in their arms, what happens to their spin rate?
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ANSWER
Spin rate increases. Arms closer reduces
I
I
I
, so
ω
\omega
ω
increases to conserve
L
L
L
.
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