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ECE :: Communication Systems

  1. In __________ communication , the media of transmission is a pair of conductors called transmission line
  2. A.
    Line
    B.
    Radio
    C.
    Transmitter
    D.
    None of these

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  3. In _________ communication transmission media is open space or free space.
  4. A.
    Line
    B.
    Radio
    C.
    Transmitter
    D.
    None of these

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  5. _________ is the equipment which converts physical message, such as sound, words, pictures etc., into corresponding electrical signal.
  6. A.
    Transmitter
    B.
    Receiver
    C.
    Channel
    D.
    None of these

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  7. __________ is equipment which converts electrical signal back to the physical message.
  8. A.
    Transmitter
    B.
    Receiver
    C.
    Channel
    D.
    None of these

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  9. _________ is defined as the process by which some characteristics (i.e. amplitude, frequency, and phase) of a carrier are varied in accordance with a modulating wave
  10. A.
    Modulation
    B.
    Demodulation
    C.
    De-multiplexing
    D.
    none of these

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  11. In __________ communication , the media of transmission is a pair of conductors called transmission line
  12. A.
    Line
    B.
    Radio
    C.
    Transmitter
    D.
    None of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. In _________ communication transmission media is open space or free space.
  14. A.
    Line
    B.
    Radio
    C.
    Transmitter
    D.
    None of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. _________ is the equipment which converts physical message, such as sound, words, pictures etc., into corresponding electrical signal.
  16. A.
    Transmitter
    B.
    Receiver
    C.
    Channel
    D.
    None of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. __________ is equipment which converts electrical signal back to the physical message.
  18. A.
    Transmitter
    B.
    Receiver
    C.
    Channel
    D.
    None of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. _________ is defined as the process by which some characteristics (i.e. amplitude, frequency, and phase) of a carrier are varied in accordance with a modulating wave
  20. A.
    Modulation
    B.
    Demodulation
    C.
    De-multiplexing
    D.
    none of these

    View Answer

    Workspace

    Discuss Discuss in Forum