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Discussion :: Automatic Control Systems

  1. Which of the following is not a necessary advantage of negative feedback system?

    2. A.
    Feedback improves speed of response
    B.
    Feedback improves stability
    C.
    Feedback reduces effect of variations in system parameters
    D.
    Feedback reduces the effect of external disturbances

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    Answer : Option B

    Explanation :

    Feedback may or may not improve stability. Moreover feedback may also cause instability.

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