A figure skater rotating at 5.00 rad/s with arms extended has a moment of inertia of 2.25 kg?m2. If the arms are pulled in so the moment of inertia decreases to 1.80 kg?m2, what is the final angular speed?
A)
2.25 rad/s
B)
4.60 rad/s
C)
6.25 rad/s
D)
1.76 rad/s
E)
0.81 rad/s
C
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A) True B) False
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Answer the following statement true (T) or false (F)