A Flywheel Is Kept Rotating at a Constant 4 Rev/s

question 5

Multiple Choice

A flywheel is kept rotating at a constant 4 rev/s by a constant torque of 20 N m. The power input to the flywheel is:

• A) 80 J
• B) B 80π J
• C) C 160π J
• D) D 320π J

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