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Discussion :: Communication Systems

  1. Television transmission is by

    2. A.
    ground waves
    B.
    sky waves
    C.
    space waves
    D.
    all of the above

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    Answer : Option C

    Explanation :

    The reception of signals by space waves is governed by line of sight range limited to about 75 kms or so. For frequencies above 30 MHz (generally used for television) communication is through space waves.

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