πŸ“Š Mechatronics
Q. When the work is done on the gases, which of the following effect is observed on the turning moment diagram?
  • (A) formation of negative loop
  • (B) formation of positive loop
  • (C) formation of an infinite loop
  • (D) formation of no loop
πŸ’¬ Discuss
βœ… Correct Answer: (A) formation of negative loop
πŸ“Š Mechatronics
Q. If the damper is not provided and the system is in resonance, which of the following is the correct isolation factor?
  • (A) 0
  • (B) 1/2
  • (C) 1/4
  • (D) infinity
πŸ’¬ Discuss
βœ… Correct Answer: (D) infinity
πŸ“Š Mechatronics
Q. Galvanometer used should be calibrated first.
  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (B) false
πŸ“Š Mechatronics
Q. Which of the following cannot be measured using potentiometer?
  • (A) dc voltage
  • (B) temperature
  • (C) resistance
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) none of the mentioned
πŸ“Š Mechatronics
Q. Which of the following is not possible?
  • (A) constant current potentiometer
  • (B) constant resistance potentiometer
  • (C) thermocouple potentiometer
  • (D) none of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) none of the mentioned
πŸ“Š Mechatronics
Q. Galvanometer is used for
  • (A) calibration of potentiometer
  • (B) indication of null position
  • (C) providing stability
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (B) indication of null position
πŸ“Š Mechatronics
Q. Power consumption of unknown source connected will be
  • (A) very high
  • (B) very low
  • (C) zero ideally
  • (D) always constant
πŸ’¬ Discuss
βœ… Correct Answer: (C) zero ideally
πŸ“Š Mechatronics
Q. A potentiometer cannot be used for calibration of ammeter.
  • (A) true
  • (B) false
  • (C) ---
  • (D) ---
πŸ’¬ Discuss
βœ… Correct Answer: (B) false
πŸ“Š Mechatronics
Q. Which of the following devices cannot be used potentiometer as calibrating device?
  • (A) watt meter
  • (B) energy meter
  • (C) voltmeter
  • (D) all of the mentioned
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the mentioned
πŸ“Š Mechatronics
Q. At null position, galvanometer reading will be
  • (A) maximum
  • (B) zero
  • (C) unchanged for further reading
  • (D) none
πŸ’¬ Discuss
βœ… Correct Answer: (B) zero

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