MCQOPTIONS
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| 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. | |