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प्रश्न
Potential near a charge is the measure of its ______ to bring a positive charge at that point.
पर्याय
force
abiility
tendency
work
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उत्तर
Potential near a charge is the measure of its work to bring a positive charge at that point.
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संबंधित प्रश्न
The values of current I flowing in a given resistor for the corresponding values of potential difference V across the resistor are given below:
| I (amperes) | 0.5 | 1.0 | 2.0 | 3.0 | 4.0 |
| V (volts) | 1.6 | 3.4 | 6.7 | 10.2 | 13.2 |
Plot a graph between V and I and calculate the resistance of that resistor.
Calculate the quantity of heat produced in a 20 Ω resistor carrying 2.5 A current in 5 minutes.
How much energy is transferred by a 12 V Power supply to each coulomb of charge which it moves around a circuit?
The other name of potential difference is:
Keeping the potential difference constant, the resistance of a circuit is doubled. By how much does the current change?
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.
What do you understand by the resistance of a wire?
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State Ohm’s law.
Two charged spherical conductors of radius R1 and R2 are connected by a wire. Then the ratio of surface charge densities of the spheres (σ1/σ2 ) is ______
