what is the difference b/w emf and potential difference?
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Difference between electromotive force and potential difference. E.m.f is the energy supplied to the unit charge by the cell. Potential difference is the energy dissipated as the unit charge passes through the components. The emf is also present even when no current is drawn through the battery.
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potential difference means that work done to bring the charge from infinity to some point
but,emf describe the potential difference in volts
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