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MCQs

Total Questions : 80 | Page 3 of 8 pages
Question 21. _______________ handle mathematical operations necessary to deliver the output signal.
  1.    Small sensors
  2.    Mat sensors
  3.    Soft sensors
  4.    Super sensors
 Discuss Question
Answer: Option C. -> Soft sensors
Answer: (c).Soft sensors
Question 22. Which of the following is not a configuration of a smart sensor?
  1.    Transducer
  2.    Network interface
  3.    Processor
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 23. Storage of data possible in smart sensors.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 24. Input signal to smart sensor is fed from _____________
  1.    Power supply
  2.    Transducer
  3.    Volt meter
  4.    All of the mentioned
 Discuss Question
Answer: Option B. -> Transducer
Answer: (b).Transducer
Question 25. A/D conversion is not needed in the smart sensor.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 26. Basically sound waves are ______________
  1.    Voltage signals
  2.    Pressure waves
  3.    Current
  4.    Radiation
 Discuss Question
Answer: Option B. -> Pressure waves
Answer: (b).Pressure waves
Question 27. SONAR stands for _______________
  1.    Sound navigation and ranging
  2.    Sound number approximation and ranging
  3.    Sound nullifying ranging
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Sound navigation and ranging
Answer: (a).Sound navigation and ranging
Question 28. Sound waves are similar to light waves in all aspects.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 29. Which of the following is not a character of a sensor of a sound wave?
  1.    Causes no health hazard
  2.    They are suitable in a harsh environment
  3.    They are only suitable in cold environment
  4.    They can be used in corrosive environment
 Discuss Question
Answer: Option C. -> They are only suitable in cold environment
Answer: (c).They are only suitable in cold environment
Question 30. Which of the following type sound generators are not possible?
  1.    Piezo electric
  2.    Magnetostrictive
  3.    Both piezo electric and magnetostrictive
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned

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