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  1. Find the Nyquist Frequency for the given signal x(t) =3 cos 50Ï€t +10 sin 300Ï€t “ cos100Ï€t
    2. A.
    50 Hz
    B.
    100 Hz
    C.
    200 Hz
    D.
    300 Hz

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    Answer : Option D

    Explanation :

    The highest frequency present in the signal is ωm= 300Ï€ or fm = 150 Hz. Therefore the Nyquist frequency  fs = 2 fm= 300Hz

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