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A galvanometer can be converted into an ...

A galvanometer can be converted into an ammeter by connecting

A

Low resistance in series

B

High resistance in parallel

C

Low resistance in parallel

D

High resistance in series

Text Solution

Verified by Experts

The correct Answer is:
C
(c ) To converts a galvanometer into an ammeter a low value resistance is to be connected in parallel to it called shunt.
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STATEMENT-1 : Galvanometer can be converted into voltmeter by connecting a large shunt in its series. STATEMENT-2 : Galvanometer can be converted into an ammeter by connecting a small shunt in its parallel. STATEMENT-3 : Galvanometer cannot be converted into voltmeter or ammeter.

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Explain sensitivity of moving coil galvanometer. Show with the help of a circuit diagram that how a moving coil galvanometer can be converted into an ammeter of given range. Write necessary mathematical relation. What is the resistance of ideal ammeter?

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