Electricity & Magnetism Experiment: To find the internal resistance of cell using potentiometer. By Farooq Haider Physics Lecturer 2nd Year Pre- requisites To perform is experiment students should have understandin g of following topics. Battery E.M.F Electric Potential Potential Difference Current Resistance Galvanometer Potentiometer Battery & E.M.F Electric Potential Potential Difference & Current Resistance Opposition to the flow of charges. Galvanometer Potentiometer Experiment To find the internal resistance of cell using potentiometer. Experiment To find the internal resistance of cell using potentiometer.