Q. A measure of reproducibility of measurement is known as ?
  • (A) resolution
  • (B) fidelity
  • (C) precision
  • (D) accuracy
💬 Discuss
✅ Correct Answer: (C) precision
Q. Electrostatic instrument measures ?
  • (A) DC and AC Voltage only
  • (B) DC and AC Current only
  • (C) DC and AC Current and Voltage both
  • (D) DC Voltage only
💬 Discuss
✅ Correct Answer: (A) DC and AC Voltage only
Q. What is name of the device used to the Presence of an electric current ?
  • (A) Electrometer
  • (B) Galvanometer
  • (C) Voltmeter
  • (D) Coulammeter
💬 Discuss
✅ Correct Answer: (B) Galvanometer
Q. The measurement range of an voltmeter can be increased by using a ?
  • (A) High resistance in shunt
  • (B) Low resistance in shunt
  • (C) High resistance in series
  • (D) Low resistance in series
💬 Discuss
✅ Correct Answer: (C) High resistance in series
Q. Which of the following is an Integrating instrument ?
  • (A) Watt-hour meter
  • (B) Ammeter
  • (C) Voltmeter
  • (D) Wattmeter
💬 Discuss
✅ Correct Answer: (A) Watt-hour meter
Q. Which of the following methods can not be used to measure capacitance ?
  • (A) De Sauty's Bridge
  • (B) Schering Bridge
  • (C) Wien Bridge
  • (D) Anderson's Bridge
💬 Discuss
✅ Correct Answer: (D) Anderson's Bridge
Q. Q-meter works on the principle of ?
  • (A) series resonance
  • (B) parallel resonance
  • (C) mutual inductance
  • (D) self inductance
💬 Discuss
✅ Correct Answer: (A) series resonance
Q. What does the CRT oscilloscope display ?
  • (A) Voltage and Period
  • (B) Current and Frequency
  • (C) RMS Voltage and Current
  • (D) Frequency and Voltage
💬 Discuss
✅ Correct Answer: (D) Frequency and Voltage
Q. The bridge which is used to measure values of resistance below 1 ohm is ?
  • (A) Wheatstone bridge
  • (B) Kelvin's Bridge
  • (C) Maxwell's bridge
  • (D) Hay's bridge
💬 Discuss
✅ Correct Answer: (B) Kelvin's Bridge
Q. The potentiometer wire should be of ?
  • (A) high resistivity and low temperature coefficient
  • (B) low resistivity and high temperature coefficient
  • (C) high resistivity and high temperature coefficient
  • (D) low resistivity and low temperature coefficient
💬 Discuss
✅ Correct Answer: (C) high resistivity and high temperature coefficient

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