This book provides a coverage of the basic theory of electricity and its applications. Chapters cover safety, fundamental concepts of electricity, batteries, series D-C circuits, parallel D-C circuits, network analysis of D-C circuits, electrical conductors and wiring techniques, electromagnetism and magnetic circuits, introduction to alternating-current electricity, inductance, capacitance, inductive and capacitive reactance, fundamental alternating-current circuit theory, circuit protective and control devices, electrical indicating instruments, alternating-current generators and transformers, alternatig-current motors, direct-current generators, direct-current motors, magnetic amplifiers and synchros and servomechanisms.