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Discussion :: Communication Systems

  1. In a phase discriminator fc, is the IF to which primary circuit is tuned. Consider the following statements: The primary and secondary voltages are

    1. exactly 90° out of phase when input frequency is fc
    2. more than 90° out of phase when input frequency is higher than fc
    3. less than 90° out of phase when input frequency is lower than fc
    Which of the above statements is correct?

    2. A.
    1 only
    B.
    1 and 2
    C.
    1, 2 and 3
    D.
    2 and 3

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    Answer : Option A

    Explanation :

    No answer description available for this question.

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