Current Electricity

Related Questions

• In the figure shown, the total resistance between A and B is

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• If a 30 V, 90 W bulb is to be worked on a 120 V line, a resistance of how many ohms should be connected in series with the bulb

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• If $n,\,e,\,\tau$ and m respectively represent the density, charge relaxation time and mass of the electron, then the resistance of a wire of length $l$ and area of cross-section $A$ will be

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• A Daniel cell is balanced on 125$cm$ length of a potentiometer wire. Now the cell is short-circuited by a resistance 2 ohm and the balance is obtained at 100$cm$. The internal resistance of the Daniel cell is

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• What will be the equivalent resistance between the two points A and D

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