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प्रश्न
Ohm's law state a relation between potential difference and ___________.
उत्तर
Ohm's law state a relation between potential difference and current.
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संबंधित प्रश्न
What do you understand by the term "potential difference"?
What is the potential difference between the terminals of a battery if 250 joules of work is required to transfer 20 coulombs of charge from one terminal of battery to the other?
What p.d. is needed to send a current of 6 A through an electrical appliance having a resistance of 40 Ω?
What is the ratio of potential difference and current known as?
Calculate the power used in the 2 Ω resistor in each of the following circuits: a 4 V battery in parallel with 12 Ω and 2 Ω resistors.
How does the resistance of a metallic wire depend on its temperature? Explain with reason.
Draw a graph of Potential difference (V) versus Current (I) for an ohmic resistor. How can you find the resistance of the resistor from this graph?
State Ohm’s law.
Name a device that helps to maintain a potential difference across conductors.
