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Consumer Electronics by S. P. Bali

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Multiple Choice Questions

  1. Increase in film speed permits recording of
    1. low frequencies
    2. high frequencies
    3. medium frequencies
    4. none of the above
  2. In film reproducing system, reproduction of sound is done by using
    1. photoconductive cell
    2. photoelectric cell
    3. photoresistive cell
    4. photoemissive cell
  3. The sound track is recorded photographically on
    1. magnetic film
    2. optical film
  4. Speakers are mounted customarily
    1. on either side of the screen
    2. behind the screen
    3. (a) and (b)
    4. (a) or (b)
  5. The auxillary speakers are switched into or out of circuit by means of a
    1. mechanical switch
    2. control track
    3. electronic switch
    4. none of the above
  6. The sound track pick-up is
    1. advanced with respect to the picture
    2. retarded with respect to the picture
    3. (a) or (b)
    4. none of the above ...

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