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Measurement and Instrumentation - Interview Questions and Answers

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11. The household energy meter is
A. an indicating instrument
B. a recording instrument
C. an integrating instrument
D. none of the above
Explanation:
12. Which of the following meters are not used on D.C. circuits
A. Mercury motor meters
B. Commutator motor meters
C. Induction meters
D. None of the above
Explanation:
13. Resistances can be measured with the help of
A. wattmeters
B. voltmeters
C. ammeters
D. ohmmeters and resistance bridges
Explanation:
14. A _____ device prevents the oscillation of the moving system and enables the latter to reach its final position quickly
A. deflecting
B. controlling
C. damping
D. any of the above
Explanation:
15. is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another,
A. Tangent galvanometer
B. Meggar
C. Current transformer
D. None of the above
Explanation: