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Discussion :: Communication Systems

  1. Assertion (A): If a carrier is modulated by three sine waves and m1, m2, m3 are the modulation indices, the total modulation index mt is
    mt = (m12 + m22 + m32)0.5

    Reason (R): An AM, higher the level of modulation, lower is the audio power required to produce modulation.

    2. A.
    Both A and R are correct and R is correct explanation of A
    B.
    Both A and R are correct but R is not correct explanation of A
    C.
    A is correct but R is wrong
    D.
    A is wrong but R is correct

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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