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प्रश्न
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उत्तर
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संबंधित प्रश्न
Name the constituents of a cell.
State and define the S.I. unit of resistance.
State three factors on which the resistance of a wire depends. Explain how the resistance depends on the factors stated by you.
Name the physical quantity of which the unit is volt
Select the correct option:
In a metallic conductor, electric current is thought to be due to movement of:
Assuming that the charges of an electron is 1.6 × 10-19 coulombs, the number of electrons passing through a section of wire per sec, when the wire carries a current of one ampere is:
Why does the filament of an electric bulb in an electric circuit get white-hot, but not the connecting wires?
A wire of resistance 1 Ω is stretched to double its length. What will happen to the resistance of the stretched wire?
