The maximum fluctuation of energy of flywheel is
1. difference between maximum and minimum kinetic energy during the cycle
2. difference between maximum and mean kinetic energy during the cycle
3. difference between mean and minimum kinetic energy during the cycle
4. mean of maximum and minimum kinetic energy during the cycle
1. difference between maximum and minimum kinetic energy during the cycle
2. difference between maximum and mean kinetic energy during the cycle
3. difference between mean and minimum kinetic energy during the cycle
4. mean of maximum and minimum kinetic energy during the cycle