Rotational Kinetic Energy
AP Physics 1 · Flashcards · Application
AP PHYSICS 1 · FLASHCARDS
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QUESTION
What happens to rotational kinetic energy if angular velocity doubles?
QUESTION
What happens to rotational kinetic energy if angular velocity doubles?
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ANSWER
Increases by factor of 4. Since
K
E
r
∝
ω
2
KE_r \propto \omega^2
K
E
r
∝
ω
2
, doubling speed quadruples energy.
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