Audel(R) Electrical Course for Apprentices and Journeymen A one-volume self-study course for those in formal training programs or learning on their own Vital information on electrical theoryUp-to-date applications of the basics of electricity Covers: electricity and matter electrical symbols magnets and magnetic fields capacitors resistance electromagnetism instruments and measurements alternating currents DC generators circuits transformers motors grounding and ground testing and much more Audel(R) Over a Century of Excellence for the Professional and Vocational Trades