In Wheatstone bridge method of finding unknown resistance or inductance, the instrument used as null detector is

In Wheatstone bridge method of finding unknown resistance or inductanc

1.	In Wheatstone bridge method of finding unknown resistance or inductance, the instrument used as null detector is
A.	Ammeter
B.	Voltmeter
C.	Galvanometer
D.	All of these
Answer» D. All of these

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In Wheatstone bridge method of finding unknown resistance or inductance, the instrument used as null detector is

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