AC Circuits and Electrical Machines

Magnetic Circuit: Ampere’s circuital law, Reluctance & permeance, Analysis of magnetic circuit, Transformers: Single phase transformers, principle of operation, equivalent circuit, and efficiency. Generation of poly phase AC voltages, three phase star- and delta connected supplies, star/delta combinations, four wire star connection. balanced and unbalanced three phase circuits. complex power AC circuits. 
Analysis and design of DC machines. AC Machine Fundamentals, Synchronous Machines, Induction Motors. Stepper Motors.