Multiple Choice
A 2.0-kg stone is tied to a 0.50-m long string and swung around a circle at a constant angular velocity of 12 rad/s. The net torque on the stone about the center of the circle is:
A) 0
B) 6.0 N. m
C) 12 N . m
D) 72 N .m
E) 140 N . m
Correct Answer:

Verified
Correct Answer:
Verified
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