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प्रश्न
Ohm’s law states the relationship between power and voltage.
पर्याय
True
False
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उत्तर
Ohm’s law states the relationship between power and voltage - false.
Correct Statement:
Ohm’s law states the relationship between potential difference and current.
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संबंधित प्रश्न
Name the unit of electrical resistance and give its symbol.
How much energy is consumed when a current of 5 amperes flows through the filament (or element) of a heater having resistance of 100 ohms for two hours? Express it in joules.
SI unit of resistance is:
The ratio of the potential difference to the current is known as ________.
State Ohm’s law.
Which of the following I-V graph represents ohmic conductors?
The temperature of a conductor is increased. The graph best showing the variation of its resistance is:
Ohm's law deals with the relationship between ______
What is meant by resistance of a conductor ? Define its SI unit.
The voltage - current readings of a certain material are shown in the table given below:
| Voltage (V) | 10 V | 20 V | 30 V |
| Current (I) | 2 A | 3 A | 4 A |
Study the table.
- State whether the conductor used is ohmic or non-ohmic.
- Justify your answer.
- State Ohm's law.
