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MCQs

Total Questions : 146 | Page 8 of 15 pages
Question 71. Sweep generator is triggered by __________
  1.    oscillator
  2.    flip-flop
  3.    transformer
  4.    channel A or B
 Discuss Question
Answer: Option D. -> channel A or B
Answer: (d).channel A or B
Question 72. A dual beam oscilloscope has __________
  1.    8 vertical deflection plates
  2.    6 vertical deflection plates
  3.    2 vertical deflection plates
  4.    4 vertical deflection plates
 Discuss Question
Answer: Option C. -> 2 vertical deflection plates
Answer: (c).2 vertical deflection plates
Question 73. In a multi-beam oscilloscope __________
  1.    single beam is produced
  2.    three beams are produced
  3.    many beams are produced
  4.    two beams are produced
 Discuss Question
Answer: Option C. -> many beams are produced
Answer: (c).many beams are produced
Question 74. A dual beam oscilloscope has same sweep rates for different channels.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 75. A sweep generator can be triggered by an external switch as well.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 76. CRO is voltage measuring device.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 77. Period of a waveform is obtained by which of the following relation?
  1.    T = number of divisions occupied by 1 cycle×(time)
  2.    T = number of divisions occupied by 1 cycle×(1⁄division)
  3.    T = number of divisions occupied by 1 cycle×(time⁄division)
  4.    T = number of divisions occupied by 1 cycle
 Discuss Question
Answer: Option C. -> T = number of divisions occupied by 1 cycle×(time⁄division)
Answer: (c).T = number of divisions occupied by 1 cycle×(time⁄division)
Question 78. How many types of acquisition methods are there in a digital storage oscilloscope?
  1.    3
  2.    6
  3.    2
  4.    4
 Discuss Question
Answer: Option A. -> 3
Answer: (a).3
Question 79. How is frequency related to time period?
  1.    square proportional
  2.    not related
  3.    directly proportional
  4.    inversely proportional
 Discuss Question
Answer: Option C. -> directly proportional
Answer: (c).directly proportional
Question 80. An oscilloscope with 20 to 50 GHz needs a slow speed.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False

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