Multiple Choice
An ice skater has a moment of inertia of 5.0 kg∙m2 when her arms are outstretched. At this time she is spinning at 3.0 revolutions per second (rps) . If she pulls in her arms and decreases her moment of inertia to 2.0 kg∙m2, how fast will she be spinning?
A) 2.0 rps
B) 3.3 rps
C) 7.5 rps
D) 8.4 rps
E) 10 rps
Correct Answer:
Verified
Correct Answer:
Verified
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