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प्रश्न
State the two kinds of cell. Give one example of each.
उत्तर
Two kinds of cells:
(a) Primary cell: e.g. Leclanche cell
(b) Secondary cell: Lead (or acid) accumulator
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संबंधित प्रश्न
What is a secondary cell? Name one such cell.
Write symbol and state function of following component in an electric circuit :
rheostat
Explain why does a metal wire when connected to a cell offer resistance to the flow of current.
State the unit of electric potential and define it.
Write SI unit of
Resistance.
State three factors on which the resistance of a wire depends. Explain, how does the resistance depend on the factors stated by you.
What is the physical meaning of resistance?
Compare the brightness of two 60 watt bulbs.
When they are connected in parallel.
Explain giving scientific reasons.
