Current Electricity

Related Questions

• A galvanometer can be converted into an ammeter by connecting

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• In the figure given the value of $X$ resistance will be, when the p.d. between B and D is zero

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• A uniform wire of resistance $9 \Omega$ is cut into 3 equal parts. They are connected in the form of equilateral triangle ABC. A cell of e.m.f. 2 V and negligible internal resistance is connected across B and C. Potential difference across AB is

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• The internal resistance of a cell of e.m.f. 12V is $5 \times {10^{ - 2}}\,\Omega $. It is connected across an unknown resistance. Voltage across the cell, when a current of 60 A is drawn from it, is

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• The figure below shows currents in a part of electric circuit. The current i is

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