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Discussion :: Automatic Control Systems

  1. If the polar plot, as the frequency is varied from 0 to infinity is

    2. A.
    a semicircle
    B.
    a circle
    C.
    a straight line
    D.
    none of the above

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    Answer : Option A

    Explanation :

    At ω = 0, G(jω) = 1 ∠ 0. At ω = ∞, G(jω) = 0 ∠ -90°.

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