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MCQs

Total Questions : 152 | Page 10 of 16 pages
Question 91. Sensitivity is largest change in input.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 92. What is the resolution of a 3 digit display on 1 V range?
  1.    1 V
  2.    0.1 V
  3.    0.01 V
  4.    0.001 V
 Discuss Question
Answer: Option D. -> 0.001 V
Answer: (d).0.001 V
Question 93. Sensitivity of a DVM is given by ______________
  1.    S = 1
  2.    S = (fs)ₘᵢₙ
  3.    S = (fs)ₘᵢₙ × R
  4.    S = R
 Discuss Question
Answer: Option C. -> S = (fs)ₘᵢₙ × R
Answer: (c).S = (fs)ₘᵢₙ × R
Question 94. Consider a 3 digit display for a DVM with an accuracy of ± 0.5 % for a reading of ± 1 digit. Compute the error for 5 V reading on a 10 V range.
  1.    ± 10 V
  2.    ± 0.035 V
  3.    ± 0.05 V
  4.    ± 1 V
 Discuss Question
Answer: Option B. -> ± 0.035 V
Answer: (b).± 0.035 V
Question 95. How is 11.87 V displayed on a 10 V range for a 4 digit display?
  1.    11.870
  2.    1.1870
  3.    118.7
  4.    0.1187
 Discuss Question
Answer: Option A. -> 11.870
Answer: (a).11.870
Question 96. Clock pulses are controlled ______
  1.    automatically
  2.    using microcontrollers
  3.    using valves
  4.    manually
 Discuss Question
Answer: Option D. -> manually
Answer: (d).manually
Question 97. Autoranging means __________
  1.    automatic ranging
  2.    fixed ranging
  3.    automobile ranging
  4.    constant ranging
 Discuss Question
Answer: Option A. -> automatic ranging
Answer: (a).automatic ranging
Question 98. ADC counter ________
  1.    attenuates the signal
  2.    converts digital to analog
  3.    converts analog to digital
  4.    contains information
 Discuss Question
Answer: Option D. -> contains information
Answer: (d).contains information
Question 99. A 3 digit display DVM with a maximum reading of 1999 indicates __________
  1.    increase by a factor
  2.    reduction by a factor
  3.    no change in value
  4.    depends on the circuit components
 Discuss Question
Answer: Option B. -> reduction by a factor
Answer: (b).reduction by a factor
Question 100. For a value less than 0200, the instrument should ________
  1.    read values less than 0200 correctly
  2.    read values randomly
  3.    automatically switch range
  4.    should not respond at all
 Discuss Question
Answer: Option C. -> automatically switch range
Answer: (c).automatically switch range

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