A potentiometer is an ideal device of measuring potential differe… - Vidyadip

MCQ

A potentiometer is an ideal device of measuring potential difference because

A
It uses a sensitive galvanometer
✓
It does not disturb the potential difference it measures
C
It is an elaborate arrangement
D
It has a long wire hence heat developed is quickly radiated

✓

Answer

Correct option: B.

It does not disturb the potential difference it measures

(b) In balance condition, potentiometer doesn't take the current from secondary circuit.

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