Top 150+ Solved Measurement and Instrumentation MCQ Questions Answer
Q. The use of _____ instruments is merely confined within laboratories as stand¬ardizinginstruments.
a. absolute
b. indicating
c. recording
d. integrating
Q. Which of the following instruments indicate the instantaneous value of the electrical quantitybeing measured at the time at which it is being measured ?
a. Absolute instruments
b. Indicating instruments
c. Recording instruments
d. Integrating instruments
Q. _____ instruments are those which measure the total quantity of electricity delivered in aparticular time.
a. Absolute
b. Indicating
c. Recording
d. Integrating
Q. Which of the following are integrating instruments ?
a. Ammeters
b. Voltmeters
c. Wattmeters
d. Ampere-hour and watt-hour meters
Q. Resistances can be measured with the help of
a. wattmeters
b. voltmeters
c. ammeters
d. ohmmeters and resistance bridges
Q. According to application, instruments are classified as
a. switch board
b. portable
c. both (a) and (b)
d. moving coil
Q. Which of the following essential features is possessed by an indicating instrument ?
a. Deflecting device
b. Controlling device
c. Damping device
d. All of the above
Q. A _____ device prevents the oscillation of the moving system and enables the latter toreach its final position quickly
a. deflecting
b. controlling
c. damping
d. any of the above
Q. The spring material used in a spring control device should have the following property.
a. Should be non-magnetic
b. Most be of low temperature co-efficient
c. Should have low specific resistance
d. All of the above
Q. Which of the following properties a damping oil must possess ?
a. Must be a good insulator
b. Should be non-evaporating
c. Should not have corrosive action upon the metal of the vane
d. All of the above
Q. A moving-coil permanent-magnet instrument can be used as _____ by using a lowresistance shunt.
a. ammeter
b. voltmeter
c. flux-meter
d. ballistic galvanometer
Q. A moving-coil permanent-magnet instrument can be used as flux-meter
a. by using a low resistance shunt
b. by using a high series resistance
c. by eliminating the control springs
d. by making control springs of large moment of inertia
Q. Which of the following devices may be used for extending the range of instruments ?
a. Shunts
b. Multipliers
c. Current transformers
d. All of the above
Q. For handling greater currents induction wattmeters are used in conjunction with
a. potential transformers
b. current transformers
c. power transformers
d. either of the above