Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 1 (Q.No. 33)

Measurements and Instrumentation

33.

Potentiometer method of dc voltage measurement is more accurate than direct measurement using a voltmeter because

it loads the circuit to maximum extent

it loads the circuit moderately

it does not load the circuit at all

it uses centre zero galvanometer instead of Voltmeters

Answer: Option

Explanation:

Since the circuit is not loaded, the accurate value of dc voltage is measured.

Discussion:

2 comments Page 1 of 1.

Rohit kumar said: 7 years ago

Please anyone Explain it.

Nitish Kumar Diwakar said: 4 years ago

Agree, the correct answer is B.

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