Question

The resistance of the potentiometer wire should ideally be ____________.

Options

• zero

• equal to internal resistance of the cell connected

• Jess than the internal resistance of the cell connected

• infinite

Answer 1

The resistance of the potentiometer wire should ideally be infinite.

Explanation:

A potentiometer functions almost exactly like an ideal voltmeter. The resistance value for an ideal voltmeter should be infinite.