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MCQs

Total Questions : 35 | Page 4 of 4 pages
Question 31. The point of intersection of d.c. and a.c. load lines is called ___________
  1.    Saturation point
  2.    Cut off point
  3.    Operating point
  4.    None of the above
 Discuss Question
Answer: Option C. -> Operating point
Question 32. The radio wave picked up by the receiving antenna is amplified about times to have reasonable sound output
  1.    1000
  2.    A million
  3.    100
  4.    10000
 Discuss Question
Answer: Option B. -> A million
Question 33. If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is
  1.    165
  2.    165 x 104
  3.    100
  4.    None of the above
 Discuss Question
Answer: Option A. -> 165
Question 34. If the collector supply is 10V, then collector cut off voltage under d.c. conditions is ___________
  1.    20 V
  2.    5 V
  3.    2 V
  4.    10 V
 Discuss Question
Answer: Option D. -> 10 V
Question 35. In order to get more voltage gain from a transistor amplifier, the transistor used should have ___________
  1.    Thin base
  2.    Thin collector
  3.    Wide emitter
  4.    None of the above
 Discuss Question
Answer: Option A. -> Thin base

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