Principle used in potentiometer

Basic principle used in potentiometer is that the unknown emf is measured by comparing it with a standard known emf.

1 Like

A potentiometer is an instrument for measuring the potential (voltage) in a circuit.


Before the introduction of the moving coil and digital volt meters, potentiometers were used in measuring voltage, hence the ‘-meter’ part of their name.

Read full article -

1 Like