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A potentiometer is an ideal device of me...

A potentiometer is an ideal device of measuring potential difference because

A

It uses a sensitive galvanometer

B

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 raidated

Text Solution

Verified by Experts

The correct Answer is:
B
(b) In balance condition, potentiometer doesn't take the current from secondary circuit
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