1.

The transfer function of phase lead compensator is given by:\(G\left( s \right)=\frac{\left( 1+\alpha Ts \right)}{\left( Ts+1 \right)}\)Find the maximum phase shift provided by the compensator.

A. \({{\tan }^{-1}}\left( \frac{\alpha +1}{\alpha -1} \right)\)
B. \({{\tan }^{-1}}\left( \frac{\alpha +1}{2\sqrt{\alpha }} \right)\)
C. \({{\cos }^{-1}}\left( \frac{\alpha -1}{\alpha +1} \right)\)
D. \({{\sin }^{-1}}\left( \frac{\alpha -1}{\alpha +1} \right)\)
Answer» E.


Discussion

No Comment Found