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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

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

  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

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

  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

  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

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

  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

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

  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