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  1. Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .

  2. A.
    2jω
    B.
    2/jω
    C.
    4/jω
    D.
    4jω

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    Answer : Option B

    Explanation :

    u(t) - u(-t) = sgn (t)


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