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  1. What are the values of Emax and Emin displayed on the oscilloscope, when a 1 kV P-P carries is modulated to 50%?

    2. A.
    2 kV, 0.5 kV
    B.
    1 kV, 0.5 kV
    C.
    0.75 kV, 0.25 kV
    D.
    0.5 kV, 1.5 kV

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    Answer : Option C

    Explanation :

    Emax - Emin = 0.5 x 1 kV = 0.5 kV

    2Emax = 1.5 kVi, Emax = 0.75 kV

    Emin = 0.25 kV.

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