Q.

The maximum fluctuation of speed is the

A. difference of minimum fluctuation of speed and the mean speed
B. difference of the maximum and minimum speeds
C. sum of the maximum and minimum speeds
D. variations of speed above and below the mean resisting torque line
Answer» B. difference of the maximum and minimum speeds
Explanation: the difference between the maximum and minimum speeds during a cycle is called the maximum fluctuation of speed.
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