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MCQs

Total Questions : 177 | Page 1 of 18 pages
Question 1. Rotational potentiometers use ___________
  1.    capacitance
  2.    self inductance
  3.    mutual inductance
  4.    resistance
 Discuss Question
Answer: Option D. -> resistance
Answer: (d).resistance
Question 2. Potentiometric resistance transducer measures __________
  1.    linear displacement
  2.    rectangular displacement
  3.    square displacement
  4.    triangular displacement
 Discuss Question
Answer: Option A. -> linear displacement
Answer: (a).linear displacement
Question 3. Resistance transducer has _________
  1.    medium efficiency
  2.    low efficiency
  3.    high efficiency
  4.    zero efficiency
 Discuss Question
Answer: Option C. -> high efficiency
Answer: (c).high efficiency
Question 4. Temperature transducers make use of ___________
  1.    change in resistivity
  2.    change in length
  3.    change in area
  4.    change in capacitance
 Discuss Question
Answer: Option A. -> change in resistivity
Answer: (a).change in resistivity
Question 5. Resistance potentiometer consists of _________
  1.    capacitive element
  2.    resistive element
  3.    inductive element
  4.    no elements
 Discuss Question
Answer: Option B. -> resistive element
Answer: (b).resistive element
Question 6. Dynamic strain measurements use __________
  1.    brass iron alloy
  2.    iron aluminium alloy
  3.    nickel cadmium alloy
  4.    nickel chromium alloy
 Discuss Question
Answer: Option D. -> nickel chromium alloy
Answer: (d).nickel chromium alloy
Question 7. Cement is classified under __________
  1.    4 types
  2.    2 types
  3.    6 types
  4.    8 types
 Discuss Question
Answer: Option B. -> 2 types
Answer: (b).2 types
Question 8. Gauge factor is given by which of the following relation?
  1.    S = \(\frac{\Delta R/R}{\Delta l}\)
  2.    S = \(\frac{\Delta R}{\Delta l/l}\)
  3.    S = \(\frac{R}{\Delta l/l}\)
  4.    S = \(\frac{\Delta R/R}{\Delta l/l}\)
 Discuss Question
Answer: Option D. -> S = \(\frac{\Delta R/R}{\Delta l/l}\)
Answer: (d).S = \(\frac{\Delta R/R}{\Delta l/l}\)
Question 9. Proper functioning of a strain gauge depends on __________
  1.    strain
  2.    stress
  3.    bonding
  4.    length of wire
 Discuss Question
Answer: Option C. -> bonding
Answer: (c).bonding
Question 10. Commonly used elements for wire strain gauges are __________
  1.    nickel and copper
  2.    nickel and gold
  3.    gold and brass
  4.    silver and aluminium
 Discuss Question
Answer: Option A. -> nickel and copper
Answer: (a).nickel and copper

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