Question

Emf of a cell is ______.

Options

• the maximum potential difference between the terminals of a cell when no current is drawn from the cell.

• the force required to push the electrons in the circuit.
• the potential difference between the positive and negative terminal of a cell in a closed circuit.
• less than terminal potential difference of the cell.

Answer 1

Emf of a cell is the maximum potential difference between the terminals of a cell when no current is drawn from the cell.