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Communication S...

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  • Question 1
    4 / -1

    Coaxial cable offers a band width approximately__________MHz

  • Question 2
    4 / -1

    Modulation is used to…………..

  • Question 3
    4 / -1

    An antenna can transmit_____________radiation with more efficiency.

  • Question 4
    4 / -1

    For an amplitude modulated wave, the maximum amplitude is found to be 9V while the minimum amplitude is found to be 3V. The modulation index is____________

  • Question 5
    4 / -1

    AM is used for broadcasting because

  • Question 6
    4 / -1

    Frequencies in the UHF range normally propagation by means of

  • Question 7
    4 / -1

    The area to be covered for T.V telecast is doubled. Then the height to transmitting antenna will have to be

  • Question 8
    4 / -1

    Which of the following is related to telecommunication

  • Question 9
    4 / -1

    Suppose the amplitude of modulated wave equal to the signal amplitude. Then modulation is

  • Question 10
    4 / -1

    Space waves are generally propagated in

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