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Discussion :: Automatic Control Systems

  1. The entries in the first column of Routh array of a fourth order are 5, 2, - 0.1, 2, 1. The number of poles in the right half plane are

    2. A.
    1
    B.
    2
    C.
    3
    D.
    4

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    Answer : Option B

    Explanation :

    Two sign changes and hence two poles in right half plane.

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