During a cycle of the flywheel having I as mass moment of inertia, ωav as the average rotational speed and Kes is the coefficient of fluctuation of speed. The maximum fluctuation of energy Ef is ________ .
1
\(\frac{1}{2}I{\omega _{av}}\left( {{\omega _{max}} - {\omega _{min}}} \right)\)
2
\(I\left( {\omega _{max}^2 - \omega _{min}^2} \right)\)
3
\(\frac{1}{2}I{K_{es}}\omega _{av}^2\)
4
\(I{K_{es}}\omega _{av}^2\)
5
\(I{K_{es}}\omega _{max}^2\)