Current Electricity

Related Questions

• 10 wires (same length, same area, same material) are connected in parallel and each has $1 \Omega$ resistance, then the equivalent resistance will be

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• By a cell a current of 0.9 A flows through 2 ohm resistor and 0.3 A through 7 ohm resistor. The internal resistance of the cell is

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• An electric current is passed through a circuit containing two wires of the same material, connected in parallel. If the lengths and radii of the wires are in the ratio of 4/3 and 2/3, then the ratio of the currents passing through the wire will be

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• A 25 watt, 220 volt bulb and a 100 watt, 220 volt bulb are connected in parallel across a 220 volt line. Which bulb will glow more brightly

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• A series combination of two resistors $1 \Omega$ each is connected to a 12 V battery of internal resistance $0.4 \Omega$. The current flowing through it will be

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