Multiple Choice
A hoop rotates about an axis through its center with an angular velocity of 40.0 rad/s.If the rotational kinetic energy of the hoop is 400 J,its angular momentum is
A) 800 kg · m2/s
B) 400 kg · m2/s
C) 200 kg · m2/s
D) 20 kg · m2/s
E) 5 kg · m2/s
Correct Answer:

Verified
Correct Answer:
Verified
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