Potentiometer It can measure potential difference without

Last updated: 6/12/2023

Potentiometer It can measure potential difference without drawing a current from the circuft Thus it accurate reading and it can measure emf of a cell AB Potentiometer wire of resistance R and length Any two point C and D are separated by length R VCD IRCD Ep R R L all other factors are constant VCD 1 X 1 1 www Rn B