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MCQs

Total Questions : 120 | Page 1 of 12 pages
Question 1. Resistive transducers are ______________
  1.    Primary transducers
  2.    Secondary transducers
  3.    Either primary or secondary
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Either primary or secondary
Answer: (c).Either primary or secondary
Question 2. What will happen for resistivity metal and semiconductor if the temperature is increased?
  1.    Increases
  2.    Decreases
  3.    For metal increases and for semiconductor decreases
  4.    For metal decreases and for semiconductor increases
 Discuss Question
Answer: Option C. -> For metal increases and for semiconductor decreases
Answer: (c).For metal increases and for semiconductor decreases
Question 3. Which of the following can be measured using change in resistivity?
  1.    Temperature
  2.    Visible radiation
  3.    Moisture content
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 4. What is the relation of temperature coefficient of resistivity on the coefficient of thermal expansion in RTD?
  1.    Higher
  2.    Lower
  3.    Equal
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Higher
Answer: (a).Higher
Question 5. What will happen to resistance, if the length of the conductor is increased?
  1.    Decreases
  2.    No change
  3.    Increases
  4.    Doubles
 Discuss Question
Answer: Option C. -> Increases
Answer: (c).Increases
Question 6. __________ are also known as piezopile.
  1.    Monomorph
  2.    Dimorph
  3.    Multimorph
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Multimorph
Answer: (c).Multimorph
Question 7. Which of the following can be used conveniently at 100°C temperature?
  1.    Rochelle salt
  2.    ADP
  3.    Both ADP and Rochelle salt
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> ADP
Answer: (b).ADP
Question 8. Which of the following type transducers are used in IC engines?
  1.    Monomorph
  2.    Dimorph
  3.    Multimorph
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> Multimorph
Answer: (c).Multimorph
Question 9. In piezoelectric strain transducer voltage developed is _______________ to strain applied.
  1.    Directly proportional
  2.    Inversely proportional
  3.    Equal
  4.    Independent
 Discuss Question
Answer: Option A. -> Directly proportional
Answer: (a).Directly proportional
Question 10. Piezoelectric accelerometer requires damping system.
  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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