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Discussion :: GATE ECE

  1. A system with transfer function
    G(s) = [(s2 + 9)(s + 2)] / [(s + 1)(s + 3)(s + 4)]
    is excited by sin(w t) . The steady-state output of the system is zero at
    2. A.
    w = 1 rad/s
    B.
    w = 2 rad/s
    C.
    w = 3 rad/s
    D.
    w = 4 rad/s

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    Answer : Option C

    Explanation :

    -NA-

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