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प्रश्न
The differences between the electrostatic potential of the positive end the negative end of an electric cell is the ______ of the cell.
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उत्तर
The differences between the electrostatic potential of the positive end the negative end of an electric cell is the potential difference of the cell.
संबंधित प्रश्न
What do the letters p.d. stand for?
The device used for measuring potential difference is known as:
If the potential difference between the ends of a fixed resistor is halved, the electric power will become:
The V-I graph for a series combination and for a parallel combination of two resistors is shown in Fig – 8.38. Which of the two, A or B, represents the parallel combination? Give a reason for your answer.
The following table shows current in Amperes and potential difference in Volts.
What will be the nature of the graph between the current and potential difference? (Do not draw a graph.)
A current of 0.2 A flows through a wire whose ends are at a potential difference of 15 V. Calculate:
(i) The resistance of the wire, and
(ii) The heat energy produced in 1 minute.
Two bulbs are marked 100 W, 220 V and 60 W, 110 V. Calculate the ratio of their resistances.
A 10 m long wire of a particular material is of reistance 5Ω What will be the resistance of 5m long wire of same material and the same thickness.
A 10 m long wire of a particular material is of resistance 5Ω What will be the resistance if the wire is stretched to double its length?
Twenty-seven drops of the same size are charged at 220 V each. They combine to form a bigger drop. Calculate the potential of the bigger drop.
