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1. |
What is the coefficient of fluctuation of speed? |
A. | The ratio of the maximum fluctuation of speed to the mean speed |
B. | The ratio of the maximum fluctuation of energy to the mean speed |
C. | The ratio of the minimum fluctuation of energy to the mean speed |
D. | The ratio of the work done per cycle to the mean speed |
Answer» B. The ratio of the maximum fluctuation of energy to the mean speed | |