Electromotive force

In electromagnetism and electronics, electromotive force is an energy transfer to an electric circuit per unit of electric charge, measured in volts.

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2024年6月14日 — Electromotive force, energy per unit electric charge that is imparted by an energy source, such as an electric generator or a battery.

https://www.britannica.com

Electromotive force is defined as the electric potential produced by either an electrochemical cell or by changing the magnetic field. EMF is the commonly used ...

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The volt is the SI derived unit of electromotive force, commonly called voltage. 伏特是電動勢的國際單位制匯出單位，通常稱為「電壓」。

https://dictionary.cambridge.o

A special type of potential difference is known as electromotive force (emf). The emf is not a force at all, but the term 'electromotive force' is used for ...

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Electromotive force refers to the electric potential whose production takes place by either electrochemical cell or by facilitating a change in the magnetic ...

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Electromotive force (EMF) is equal to the terminal potential difference when no current flows. EMF and terminal potential difference (V) are both measured ...

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2022年9月12日 — The emf source acts as a charge pump, moving negative charges from the positive terminal to the negative terminal to maintain the potential ...

https://phys.libretexts.org

Electromotive force refers to the voltage generated in a circuit due to a change in magnetic field or flux, which is proportional to the rate of change of flux ...

https://www.sciencedirect.com