πŸ“Š Mechanical Measurements
Q. Under force-current analogy, viscous friction coefficient is considered analogous to
  • (A) Reciprocal of resistance
  • (B) Reciprocal of inductance
  • (C) Reciprocal of capacitance
  • (D) Reciprocal of impedance
πŸ’¬ Discuss
βœ… Correct Answer: (A) Reciprocal of resistance
πŸ“Š Mechanical Measurements
Q. Elastic members such as Bourdon tube are used to
  • (A) change force into velocity
  • (B) change force into displacement
  • (C) change force into stress
  • (D) None of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) change force into displacement
πŸ“Š Mechanical Measurements
Q. Which of the following material has minimum gage factor
  • (A) Monel
  • (B) Manganin
  • (C) Constantan
  • (D) None of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) Manganin
πŸ“Š Mechanical Measurements
Q. The carrier material used with strain gauges at room temperature is
  • (A) Epoxy
  • (B) Bakelite
  • (C) Impregnated paper
  • (D) Iron cement
πŸ’¬ Discuss
βœ… Correct Answer: (C) Impregnated paper
πŸ“Š Mechanical Measurements
Q. Which of the following is a non-contact type thermometer?
  • (A) Alcohol thermometer
  • (B) Vapour pressure thermometer
  • (C) Optical pyrometer
  • (D) Thermocouple
πŸ’¬ Discuss
βœ… Correct Answer: (C) Optical pyrometer
πŸ“Š Mechanical Measurements
Q. Which of the following is not a piezoelectric material?
  • (A) Quarz
  • (B) Sodium chloride
  • (C) Ammonium dihydrogen phosphate
  • (D) All of the above
πŸ’¬ Discuss
βœ… Correct Answer: (B) Sodium chloride
πŸ“Š Mechanical Measurements
Q. A thermometer has a time constant of 3.5 seconds. It is quickly taken from a temperature 0?C to water bath at 100?C. What temperature will be indicated after 1.5 second?
  • (A) 100?C
  • (B) 20?C
  • (C) 50?C
  • (D) 35?C
πŸ’¬ Discuss
βœ… Correct Answer: (D) 35?C
πŸ“Š Mechanical Measurements
Q. The display of a digital numerical read out instrument is achieved by
  • (A) Photo tube
  • (B) Ionization of gases
  • (C) Light dependent resistors
  • (D) Heated filaments
πŸ’¬ Discuss
βœ… Correct Answer: (A) Photo tube
πŸ“Š Mechanical Measurements
Q. The amount of moisture in air is measured by
  • (A) Photo conductive cell
  • (B) Thermistor
  • (C) Single psychrometer
  • (D) Orsat apparatus
πŸ’¬ Discuss
βœ… Correct Answer: (C) Single psychrometer

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