If Cf is the coefficient of fluctuation of a flywheel then the ratio of \(\frac{{\omega_{max}}}{{\omega_{min}}}\) will be
1
\(\frac{{1~-~2C_f}}{{1~+~2C_f}}\)
2
\(\frac{{2~-~C_f}}{{2~+~C_f}}\)
3
\(\frac{{1~+~2C_f}}{{1~-~2C_f}}\)
4
\(\frac{{2~+~C_f}}{{2~-~C_f}}\)