Which of the following devices should be used for accurate measurement of low D.C. voltage? - Measurements and Instrumentation

Electronics and Communication Engineering (ECE) : Measurements and Instrumentation - Quiz(MCQ)

Which of the following devices should be used for accurate measurement of low D.C. voltage?

A)

D.C. potentiometer

B)

Small range moving coil voltmeter

C)

Small range thermocouple voltmeter

D)

None of the above

Correct Answer : Option (A) : D.C. potentiometer

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