idelisamarie2063 idelisamarie2063

22-02-2024
Physics

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A drum major twirls a 95-cm-long, 430 g baton about its center of mass at 140 rpm. What is the baton's rotational kinetic energy?

A) 37.4 J
B) 74.8 J
C) 112.2 J
D) 149.6 J

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