Q.

A moving coil galvanometer can be converted into

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a

an ammeter by connecting a high resistance in series with it

b

a voltmeter by shunting a low resistance to it

c

an ammeter by connecting a high resistance in parallel to it

d

a voltmeter by connecting a high resistance in series

answer is D.

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Detailed Solution

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As an ammeter is connected in series in a circuit, to convert a galvanometer into an ammeter, a shunt resistor of very law resistance is connected in parallel with the galvanometer.

As a voltmeter is connect in parallel in a circuit, to convert a galvanometer into a voltmeter, a very high resistance resistor is connected in series with the galvanometer. 

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