A rotating flywheel can be used as a method to store energy.If it has 2.0 × 106 J of kinetic energy when rotating at 435 rad/s,and if a frictional torque of 4.0 N
M acts on the system,in what interval of time would the flywheel come to rest?
A) 2 300 min
B) 38.3 min
C) 21.1 min
D) 153 min
Correct Answer:
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