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Electrical Engineering - Measurement And Instrumentation MCQs
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Electrical Engineering - Measurement And Instrumentation MCQs
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25 Questions

1. A potentiometer may be used for
2. Instrument transformers are
3. In order to achieve high accuracy, the slide wire of a potentiometer should be
4. A phase shifting transformer is used in conjunction with
5. In majority of instruments damping is provided by
6. Commonly used standard capacitor is
7. A universal RLC bridge uses
8. Which of the following meters are not used on D.C. circuits
9. The two pressure coils of a single phase power factor meter have
10. In an AC. co-ordinate potentiometer, the currents in the phase and quadrature potentiometer are adjusted to be
11. Operating torques in analogue instruments are
12. The spring material used in a spring control device should have the following property.
13. In a low power factor wattmeter the compensating coil is connected
14. Wagner earthing device is used to eliminate errors due to
15. According to application, instruments are classified as
16. Volt box is a component to
17. In a meggar controlling torque is provided by
18. In a Schering bridge the potential of the detector above earth potential is
19. An induction meter can handle current up to
20. The rectifier instrument is not free from
21. Which of the following are integrating instruments ?
22. The pointer of an indicating instrument should be
23. Wattmeter cannot be designed on the principle of
24. Which of the following devices should be used for accurate measurement of low D.C. voltage ?
25. An instrument transformer is used to extend the range of