This equipment is used for the study of the force of repellent between 2 conductors placed parallel to each other. This experiment features two conditions, A.C. and D.C., the conductors is made with copper wire strapped with a wood core, there are 4 electric plugs (point A, B, C, D). The current is made by the attraction and the repellent of 2 copper wires when the current flows through. This is built on a wooden base with dimensions 15x23x1cm.