Overview of Electrical Power Systems Structure: generation, transmission, and distribution system and its changing landscape; Types of Power Plants for electrical energy generation, Review of principles of magnetic theory, Construction and working of transformers; Transformer losses, efficiency and voltage regulation, Review of three-phase electric circuits, Principle of electromechanical energy conversion; Construction of Dynamo, Construction and operation of DC Machines, DC Generator and DC Motor, Theory and principle of Induction Machines, Theory and principle of Synchronous Machines.