Current Electricity

Related Questions

• In the circuit, if the internal resistance of the battery is 1 ohm, then what is the reading of ammeter

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• In a neon discharge tube $2.9 \times {10^{18}}\,N{e^ + }$ ions move to the right each second while $1.2 \times {10^{18}}$ electrons move to the left per second. Electron charge is $1.6\times10^{-19}C$. The current in the discharge tube

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• There is a current of 20 amperes in a copper wire of ${10^{ - 6}}$ square metre area of cross-section. If the number of free electrons per cubic metre is ${10^{29}}$, then the drift velocity is

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

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• The length of the resistance wire is increased by 10%. What is the corresponding change in the resistance of wire

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