Chapter 9 Digital Instruments MCQs

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1. In digital readout (hybrid) instruments, the reading is displayed





2. In electrical labs/shops, mostly used instrument is





3. Advantage of digital instruments as compared to analogue instruments





4. A digital volt meter can accurately measure voltage up to





5. This is a disadvantage of digital instrument





6. This is an advantage of digital instruments





7. Function of transducer unit in digital instruments is





8. With the help of this unit, digital instruments can also measure non electrical quantities.





9. The function of signal preparation unit in digital instruments is





10. Basically, a digital voltmeter is a





11. In digital volt meters, this A/D conversion technique is used





12. Digital voltmeters may be of this type





13. DVM is an abbreviation of





14. By adding a suitable transducer unit, a digital volt meter can be converted into this meter





15. Decrease of one digit in the measured voltage (as per its resolution) in a digital volt meter is called





16. Digital instruments cannot be





17. Ramp type digital voltmeter works on this principle





18. The technique used in integrating type digital voltmeter





19. Digital ampere meter is basically a





20. This is used in a digital ohm meter.





21. For the supply of constant current, this is used in digital ohm meter





22. Digital multi-meter can be used to measure





23. In digital multi-meter, this converter circuit is used.





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