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MCQs

Total Questions : 70 | Page 4 of 7 pages
Question 31. Indicating measurements are used for _______________
  1.    Static measurements
  2.    Dynamic masurements
  3.    Both static and dynamic measurements
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Static measurements
Answer: (a).Static measurements
Question 32. Indicating instruments can be used for measuring _____________
  1.    AC quantities
  2.    DC quantities
  3.    Both AC and DC
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Both AC and DC
Answer: (c).Both AC and DC
Question 33. Which of the following have a low loading effect?
  1.    Electronic system
  2.    Electrical system
  3.    Both have equal effect
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Electronic system
Answer: (a).Electronic system
Question 34. Which of the following act as end devices in the pneumatic system?
  1.    Bourden tubes
  2.    Mechanical gears
  3.    Electronic devices
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> Bourden tubes
Answer: (a).Bourden tubes
Question 35. Scale calibration of indicating instruments are always linear.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 36. Which of the following represents a stationary part of PMMC device?
  1.    Coil
  2.    Control system
  3.    Magnetic system
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Magnetic system
Answer: (c).Magnetic system
Question 37. PMMC devices in indicators create __________________
  1.    Stationary magnetic field
  2.    Rotating magnetic field
  3.    Electric field
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Stationary magnetic field
Answer: (a).Stationary magnetic field
Question 38. Which of the following represent a function of spring in PMMC device?
  1.    Control system
  2.    Path for current in and out of coil
  3.    Both control and path for current
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Both control and path for current
Answer: (c).Both control and path for current
Question 39. Majority of indicators are _________________
  1.    Current operated devices
  2.    Voltage operated devices
  3.    Pressure operated devices
  4.    None of the mentinoned
 Discuss Question
Answer: Option A. -> Current operated devices
Answer: (a).Current operated devices
Question 40. AC indicators are used at frequency __________________
  1.    Very low value of less than 1Hz
  2.    Less than 200Hz
  3.    Greater than 1KHz
  4.    Higher value of about 1MHz
 Discuss Question
Answer: Option B. -> Less than 200Hz
Answer: (b).Less than 200Hz

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