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Electric Potential

The electric potential at a point in an electric field is the work done per unit charge on a positive test charge when it is moved from infinity to that point.By definition, the electric potential energy is zero at infinity.The unit of electric potential is the volt(V). 1 V = 1 JC-1

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Specification: OCR Physics A (H556), A-level, 6.2.4 Electric potential and energy. Topic: Electric Fields.

Key terms in this lesson

isotope
An atom of the same element, with the same number of protons but a different number of neutrons.

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