Rotational MotionHard
Question
A flywheel is making 
revolutions per minute about its axis. If the moment of inertia of the flywheel about that axis is 400 kgm2, its rotational kinetic energy is
revolutions per minute about its axis. If the moment of inertia of the flywheel about that axis is 400 kgm2, its rotational kinetic energy isOptions
A.2 × 106 J
B.3 × 103 J
C.500π2 J
D.103 J
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