Question

Derive an expression for EMF of cell with neat labeled circuit diagram and explanation.​

Answer 1

Answer:

Electromotive Force and Internal Resistance. The electromotive force (e) or e.m.f. is the energy provided by a cell or battery per coulomb of charge passing through it, it is measured in volts (V). It is equal to the potential difference across the terminals of the cell when no current is flowing.