An emf source is defined in terms of:

A. the work it does on charges
B. the force it exerts on charges
C. the electric field it generates
D. the current it generates
E. the charge it emits



Answer :

Final answer:

Electromotive force (emf) is the energy produced per unit charge from a source that creates an electrical current, measured in volts.


Explanation:

Electromotive force (emf) is defined as the energy produced per unit charge from a source that produces an electrical current. It is measured in volts. Emf is the external work expended per unit of charge to create an electric potential difference across open-circuited terminals.


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