de: Electric Conduction - Solid And Liquid Conductors - Gas And Vapor Conductors - Magnetism (Reluctivity) - Hysteresis - Magnetic Constants - Mechanical Forces - Shaping Of Waves - By Magnetic Saturation - Wave Screens - Even Harmonics - Instability Of Circuits (The Arc) - Instability Of Circuits - Reactance Of Induction Apparatus - Reactance Of Synchronous Machines - Constant Potential (Constant Current Transformation) - Constant Potential Series Operation - Load Balance Of Polyphase Systems - Circuits With Distributive Leakage - Oscillating Currents - Comprehensive Index