A battery’s EMF is: A. The voltage across its terminals when current flows B. The maximum possible voltage it can provide when no current flows C. Always equal to the terminal voltage D. The power output divided by the current
Added by Daniel M.
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EMF is the energy provided by a battery or power source per unit charge when no current is flowing. Show more…
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Vishal G.
The potential drop between the terminals of a battery is equal to the battery's EMF when: A. the internal resistance of the battery is very large B. the resistance in the external circuit is small C. no current is drawn from the battery D. a very large current is drawn from the battery
Ankur S.
The emf of a battery is the maximum possible voltage the battery can provide between its terminals minus the voltage drop on the load resistance.
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