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example 14.7: the resistance of an electric bulb is . find the power consumed by the bulb when a potential difference of is applied across its ends.

example 14.1: if ccharge passes through a wire in then what will be the value of current flowing through the wire?

14.6. in order to measure voltage in a circuit voltmeter is always connected in parallel. discuss.

14.4. by applying a potential difference of across a conductor a current of a passes through it. how much energy would be obtained from the current in 2 minutes?ans. (1800 j)

14.5. two resistances of and are joined in series if a battery is connected across the ends of this combination find the following quantities:(a) the equivalent resistance of the series combination.(b) current passing through each of the resistances.(c) the potential difference across each resistance.ans. [(a) (b) (c)

14.11. determine the equivalent resistance of series combination of resistors.