1.

Given that maximum fluctuation of energy is 2000 N-m/s and coefficient of fluctuation of speed is 0.02. What is the mean kinetic energy of flywheel?

A. 50 kN-m/s
B. 40 kN-m/s
C. 30 kN-m/s
D. 20 kN-m/s
Answer» B. 40 kN-m/s


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