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प्रश्न
Define Electric potential.
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उत्तर
Electric potential is a measure of work done on the unit's positive charge to bring it to that point against all electrical forces. It is represented as ‘V’.
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संबंधित प्रश्न
How much work is done when one coulomb charge moves against a potential difference of 1 volt?
What is the SI unit of potential difference?
How much work is done in moving a charge of 2 C across two points having a potential difference of 12 V?
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For the circuit shown in the diagram below:
What is the value of:
(i) current through 6 Ω resistor?
(ii) potential difference across 12 Ω resistor?
How does the resistance of a metallic wire depend on its temperature? Explain with reason.
Write an expression for the electrical power spent in flow of current through a conductor in terms of resistance and potential difference.
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Name a device that helps to maintain a potential difference across conductors.
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