Which of the following statement is wrong?
(a) The difference between the maximum and minimum energies is called maximum fluctuation of energy.
(b) The co-efficient of fluctuation of speed is the ratio of maximum fluctuation of speed to the mean speed.
(c) The variations of energy above and below the mean resisting torque line is known as fluctuation of energy.
(d) None of the mentioned
I got this question during an interview.
I want to ask this question from Flywheel topic in section Turning Moment Diagrams and Flywheel of Machine Dynamics