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MCQs

Total Questions : 146 | Page 9 of 15 pages
Question 81. In which method of acquisition, pretrigger event is lost?
  1.    Real time sampling
  2.    Random repetitive sampling
  3.    Sequential repetitive sampling
  4.    Analog Sampling
 Discuss Question
Answer: Option C. -> Sequential repetitive sampling
Answer: (c).Sequential repetitive sampling
Question 82. In Sequential repetitive sampling how many samples are captured?
  1.    ten
  2.    five
  3.    two
  4.    one
 Discuss Question
Answer: Option D. -> one
Answer: (d).one
Question 83. In Real time sampling, bandwidth is limited.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 84. Nyquist criteria states that ______________
  1.    Fₛ = fₘₐₓ/2
  2.    Fₛ ≥ 2fₘₐₓ
  3.    Fₛ = fₘₐₓ
  4.    Fₛ = 2
 Discuss Question
Answer: Option B. -> Fₛ ≥ 2fₘₐₓ
Answer: (b).Fₛ ≥ 2fₘₐₓ
Question 85. What plays an important role in Real time sampling?
  1.    small memory and fast sampling
  2.    large memory and slow sampling
  3.    large memory and fast sampling
  4.    small memory and slow sampling
 Discuss Question
Answer: Option C. -> large memory and fast sampling
Answer: (c).large memory and fast sampling
Question 86. A single trigger event can capture how many samples in Real time sampling?
  1.    1
  2.    nₘ/2
  3.    2nₘ
  4.    nₘ
 Discuss Question
Answer: Option D. -> nₘ
Answer: (d).nₘ
Question 87. CRO is used in a radar for __________
  1.    studying the pattern of flights
  2.    visualizing a target
  3.    measuring voltage
  4.    determining the distance between source and destination
 Discuss Question
Answer: Option B. -> visualizing a target
Answer: (b).visualizing a target
Question 88. In radio applications, CRO is used for measuring __________
  1.    audio frequency range
  2.    a narrow range of frequencies
  3.    a wide range of frequencies
  4.    radio frequency range
 Discuss Question
Answer: Option C. -> a wide range of frequencies
Answer: (c).a wide range of frequencies
Question 89. In Real time sampling what is the 3 dB bandwidth?
  1.    fₛ/4
  2.    fₛ/8
  3.    2fₛ
  4.    fₛ
 Discuss Question
Answer: Option A. -> fₛ/4
Answer: (a).fₛ/4
Question 90. CRO is used for measurement of __________
  1.    AC as well as DC current
  2.    AC current only
  3.    DC current only
  4.    AC power only
 Discuss Question
Answer: Option A. -> AC as well as DC current
Answer: (a).AC as well as DC current

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