Fundamental principles of the behavior and flow of alternating current electricity. Includes problem solving current, voltage, impedance, reactance and power factor in series and parallel circuits. Familiarization with the above principles help to form a better understanding of the operating principles of AC motors, generators, and control equipment. 5 Credits (4 Lecture - 3 Lab) Prerequisite(s): ELT111. Corequisite(s): MTH180. Spring Only.