Advertisements
Advertisements
प्रश्न
Potential near a charge is the measure of its ______ to bring a positive charge at that point.
विकल्प
force
abiility
tendency
work
Advertisements
उत्तर
Potential near a charge is the measure of its work to bring a positive charge at that point.
APPEARS IN
संबंधित प्रश्न
How much energy is given to each coulomb of charge passing through a 6 V battery?
What is the SI unit of potential difference?
Name a device which helps to maintain potential difference across a conductor (say, a bulb).
Name the law which relates the current in a conductor to the potential difference across its ends.
A current of 200 mA flows through a 4 kΩ resistor. What is the p.d. across the resistor?
Write proper word from the following group of words in the blank.
(magnetism, 4.5V, 3.0V, gravitational attraction, potential difference, potential, higher, lower, 0V)
Water in the waterfall flows from a higher level to the lower level because of ______.
From the following observations taken while determining the resistance of a conductor, draw the current-voltage graph and calculate the resistance of conductor. Is the conductor ohmic?
| Ammeter reading I (in ampere) | Voltmeter reading V (in volt) |
| 0.2 | 0.4 |
| 0.3 | 0.6 |
| 0.5 | 1.0 |
| 0.8 | 1.6 |
| 1.5 | 3.0 |
A current of 0.2 A flows through a conducting wire for 5 minutes. How much charge will flow?
Study the following circuit and find:

- Effective resistance of the circuit
- Current drawn from the battery
- Potential difference across the 5 omega resistor
Find the potential difference required to flow a current of 300 mA in a wire of resistance 20 Ω.
