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प्रश्न
What is the ratio of potential difference and current known as?
उत्तर
The ratio of potential difference and current is known as resistance R.
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संबंधित प्रश्न
How much work is done in moving a charge of 2 C across two points having a potential difference of 12 V?
Potential difference is measured in _________ by using a ___________ placed in ___________ across a component.
In the circuit diagram given below, the current flowing across 5 ohm resistor is 1 amp. Find the current flowing through the other two resistors.
If the potential difference between the end of a wire of fixed resistance is doubled, by how much does the electric power increase?
Explain the statement ‘the potential difference between two points is 1 volt’.
How does the resistance of a metallic wire depend on its temperature? Explain with reason.
Define the term ‘volt’.
100 J of heat is produced each second in a 4 Ω resistor. The potential difference across the resistor will be:
Assertion (A): Charges flow from higher potential to lower potential.
Reason (R): Current flows mainly due to the flow of electrons.
Name the instrument which is used to measure the potential difference.
