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FIGURE 11-2 -A Figure Skater Is Spinning Slowly with Arms Outstretched. She

Question 68

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FIGURE 11-2 FIGURE 11-2 -A figure skater is spinning slowly with arms outstretched. She brings her arms in close to her body and her moment of inertia decreases by 1/2. By what factor does her rotational kinetic energy change? A) 2 B) 4 C) D) 1/2 E) It doesn't change.
-A figure skater is spinning slowly with arms outstretched. She brings her arms in close to her body and her moment of inertia decreases by 1/2. By what factor does her rotational kinetic energy change?


A) 2
B) 4
C) FIGURE 11-2 -A figure skater is spinning slowly with arms outstretched. She brings her arms in close to her body and her moment of inertia decreases by 1/2. By what factor does her rotational kinetic energy change? A) 2 B) 4 C) D) 1/2 E) It doesn't change.
D) 1/2
E) It doesn't change.

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