πŸ“Š Mechanical Measurements
Q. Thermistors have
  • (A) Zero temperature coefficient
  • (B) Low and positive temperature coefficient
  • (C) 14
  • (D) High and negative temperature coefficient
πŸ’¬ Discuss
βœ… Correct Answer: (D) High and negative temperature coefficient
πŸ“Š Mechanical Measurements
Q. The flow of non-conducting medium cannot be measured by
  • (A) Orifice
  • (B) Rotameter
  • (C) Electro magnetic meter
  • (D) Turbine meter
πŸ’¬ Discuss
βœ… Correct Answer: (C) Electro magnetic meter
πŸ“Š Mechanical Measurements
Q. Natural error in measurements is due variation in
  • (A) wind pressure
  • (B) humidity
  • (C) Temperature coefficient of liquids
  • (D) Any of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) Any of the above
πŸ“Š Mechanical Measurements
Q. Which of the following standard can be used for defining length?
  • (A) Bar standard
  • (B) End standard
  • (C) Light wave standard
  • (D) Any of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) Any of the above
πŸ“Š Mechanical Measurements
Q. The static error bank of an instrument does not include
  • (A) Hysteresis in the instrument
  • (B) Electrical draft
  • (C) Non-linearity
  • (D) All of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) Electrical draft
πŸ“Š Mechanical Measurements
Q. Platinum is used in resistance thermometers because of
  • (A) Low cost
  • (B) Low cost and high stability
  • (C) Low cost, high stability and wide operating range
  • (D) None of the above
πŸ’¬ Discuss
βœ… Correct Answer: (C) Low cost, high stability and wide operating range
πŸ“Š Mechanical Measurements
Q. Under force-current analogy, velocity is considered analogous to
  • (A) Voltage
  • (B) Inductance
  • (C) Resistance
  • (D) Magnetic flux
πŸ’¬ Discuss
βœ… Correct Answer: (A) Voltage
πŸ“Š Mechanical Measurements
Q. To measure the speed of a shaft without physical contact the method used is
  • (A) Digital method
  • (B) Variable reluctance tachometer
  • (C) Stroboscope
  • (D) Any of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) Any of the above
πŸ“Š Mechanical Measurements
Q. A measure of the system's ability to handle transients is known as
  • (A) Amplitude response
  • (B) Rise time
  • (C) Phase response
  • (D) All of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) Rise time

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