Current Electricity

Related Questions

• A wire has a resistance of $6 \Omega$. It is cut into two parts and both half values are connected in parallel. The new resistance is

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• The internal resistance of a cell depends on

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• The resistances of a wire at temperatures t°C and $0^\circ C$ are related by

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• Two bulbs of 500 watt and 200 watt are manufactured to operate on 220 volt line. The ratio of heat produced in 500 W and 200 W, in two cases, when firstly they are joined in parallel and secondly in series, will be

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• Two electric bulbs A and B are rated as 60 W and 100 W. They are connected in parallel to the same source. Then,

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