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प्रश्न
What is an electric cell?
उत्तर १
An electric cell is a device which converts chemical energy into electrical energy. When connected in a circuit, it acts as a source of D.C. current.
उत्तर २
An electric cell is the source of electric current in which chemical energy changes to electrical energy.
संबंधित प्रश्न
State the two kinds of cell. Give one example of each.
What is a secondary cell? Name one such cell.
Write symbol and state function of following component in an electric circuit :
cell
When starter motor of a car is switched on for 0.8 s . a charge 24 C passes through the coil of the motor . Calculate the current in the coil .
State Ohm's law.
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
How electric current flows in solids?
What do you understand by the term series circuit?
