Current Electricity

Related Questions

• In the following Wheatstone bridge $P/Q = R/S$. If key K is closed, then the galvanometer will show deflection

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• There are two electric bulbs of 40 W and 100 W. Which one will be brighter when first connected in series and then in parallel,

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• Four resistances of $100 \Omega$ each are connected in the form of square. Then, the effective resistance along the diagonal points is

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• When a resistance of 2 ohm is connected across the terminals of a cell, the current is 0.5 A. When the resistance is increased to 5 ohm, the current is 0.25 A. The e.m.f. of the cell is

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• The current in the following circuit is

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