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Discussion :: Signals and Systems

  1. The equation y(t) = a x(t)+b comes under which system
  2. A.
    Linear for any value of b
    B.
    Linear if b > 0
    C.
    Linear if b < 0
    D.
    Non-linear

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    Answer : Option D

    Explanation :

    The system is Non-linear because x(t) = 0 does not lead to y (t) = 0, which is a violation of the principle of homogeneity.


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