Current Electricity

Related Questions

• A wire of length 5 $m$ and radius 1$mm$ has a resistance of 1 ohm. What length of the wire of the same material at the same temperature and of radius 2 $mm$ will also have a resistance of 1 ohm

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• Potential gradient is defined as

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• The relaxation time in conductors

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• When the length and area of cross-section both are doubled, then its resistance

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• A current of 2.0 ampere passes through a cell of e.m.f. 1.5 volts having internal resistance of 0.15 ohm. The potential difference measured, in volts, across both the ends of the cell will be

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