Current Electricity

Related Questions

• An ammeter and a voltmeter of resistance R are connected in series to an electric cell of negligible internal resistance. Their readings are A and V respectively. If another resistance R is connected in parallel with the voltmeter

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• The effective resistance between points A and B is

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• Consider the circuit given here with the following parameters. E.M.F. of the cell = 12 V. Internal resistance of the cell $ = 2\,\Omega $. Resistance $R = 4\,\Omega $ Which one of the following statements in true

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• In hydrogen atom, the electron makes $6.6 \times {10^{15}}$ revolutions per second around the nucleus in an orbit of radius $0.5 \times {10^{ - 10}}m$. It is equivalent to a current nearly

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• A 3volt battery with negligible internal resistance is connected in a circuit as shown in the figure. The current I, in the circuit will be

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