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Electrical Measurement And Instrumentation

OSCILLOSCOPES MCQs

Total Questions : 146

Page 1 of 15 pages
Question 1. After hold off time, the time base generator is activated immediately.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer is Option B. -> False
Answer: (b).False
Question 2. Sweep rate is controlled by a _________
  1.    capacitor
  2.    resistor
  3.    diode
  4.    inductor
 Discuss Question
Answer is Option A. -> capacitor
Answer: (a).capacitor
Question 3. How many, time base generators are provided to a CRO?
  1.    2
  2.    4
  3.    6
  4.    8
 Discuss Question
Answer is Option A. -> 2
Answer: (a).2
Question 4. A time base should have _________
  1.    non-linearity
  2.    ramp relationship
  3.    linearity
  4.    unit step relationship
 Discuss Question
Answer is Option C. -> linearity
Answer: (c).linearity
Question 5. The horizontal amplifier in a CRO can be expanded by _________
  1.    5 times
  2.    15 times
  3.    30 times
  4.    10 times
 Discuss Question
Answer is Option D. -> 10 times
Answer: (d).10 times
Question 6. Two methods are used to generate independent traces.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer is Option A. -> True
Answer: (a).True
Question 7. Electronic switch is controlled by ____________
  1.    D flip-flop
  2.    SR flip-flop
  3.    T flip-flop
  4.    JK flip-flop
 Discuss Question
Answer is Option C. -> T flip-flop
Answer: (c).T flip-flop
Question 8. After pre-amplification the signals are fed into ____________
  1.    an electronic switch
  2.    a signal generator
  3.    a rectifier
  4.    a regulator
 Discuss Question
Answer is Option A. -> an electronic switch
Answer: (a).an electronic switch
Question 9. How many vertical inputs exist in a dual trace oscilloscope?
  1.    8
  2.    6
  3.    4
  4.    2
 Discuss Question
Answer is Option D. -> 2
Answer: (d).2
Question 10. X-Y mode means ____________
  1.    2 modes
  2.    vertical and horizontal
  3.    x axis and y axis
  4.    ground and full line supply
 Discuss Question
Answer is Option B. -> vertical and horizontal
Answer: (b).vertical and horizontal
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Sub Topics

  • Data Acquisition System
  • Electronic Instruments
  • Extension Of Instrument Ranges
  • Measurement Of Inductance And Capacitance
  • Measurement Of Power
  • Measurement Of Resistance
  • Oscilloscopes
  • Transducers

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