EASY
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IMPORTANT
Earn 100

The conversion of a moving coil galvanometer into a voltmeter is done by which of the following ?
(a)introducing a resistance of large value in series
(b)introducing a resistance of small value in parallel
(c)introducing a resistance of small value in series
(d)introducing a resistance of large value in parallel

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Important Questions on Current Electricity
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IMPORTANT

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IMPORTANT

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IMPORTANT

MEDIUM
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IMPORTANT
In the circuit shown, cells and have negligible resistances. For , and , galvanometer shows no deflection. The value of is

EASY
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IMPORTANT
What is the current in the resistor when switch is open and switch is closed in the given circuit?

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IMPORTANT

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IMPORTANT

HARD
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IMPORTANT

