 Measurement of Emf Using a Potentiometer, Oklahoma Christian University laboratory

Online text: classes.oc.edu/PhysicsLab/POTENTIO.htm

Cited passages: Experimental Activity, calibration procedure and measuring a test cell; measuring internal resistance, side branch K-A-R and simultaneous readings; Measuring internal resistance of a cell, final analysis paragraphs: line intercept/slope and comparison with the earlier emf measurement.