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Discussion :: Automatic Control Systems

  1. The system in the given figure, has

  2. A.
    good gain and phase margin
    B.
    poor gain and phase margin
    C.
    good gain margin but poor phase margin
    D.
    poor gain margin but good phase margin

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    Answer : Option D

    Explanation :

    Since the plot is very near (-1 + j0) point, gain margin is poor.


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