Current Electricity

Related Questions

• The net resistance of a voltmeter should be large to ensure that

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• Two cells, e.m.f. of each is $E$ and internal resistance $r$ are connected in parallel between the resistance $R$. The maximum energy given to the resistor will be, only when

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• If six identical cells each having an e.m.f. of 6V are connected in parallel, the e.m.f. of the combination is

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• Some electric bulbs are connected in series across a 220 V supply in a room. If one bulb is fused then remaining bulbs are connected again in series across the same supply. The illumination in the room will

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• A battery of emf 10 V and internal resistance is connected to a resistor as shown in the figure. If the current in the circuit is 0.5 A. then the resistance of the resistor will be

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