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Discussion :: Automatic Control Systems

  1. The system in the given figure

    2. A.
    will be unstable due to the presence of positive feedback in the inner loop
    B.
    may be stabilized by the negative feedback outer loop
    C.
    can never be stable
    D.
    will always be stable

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    Answer : Option B

    Explanation :

    The relative extent of negative and positive feedbacks determines stability.

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