The moment of inertia of a certain wheel about its axle is mR2.The translational speed of its axle after it starts from rest and rolls without slipping down an inclined plane 2.13 m high is
A) 9.75 m/s
B) 8.53 m/s
C) 7.31 m/s
D) 6.10 m/s
E) 4.88 m/s
Correct Answer:
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