Basics Of Electrical Engineering

Fundamentals of DC and AC CircuitsFundamentals of DC Circuits : Ohm's law, Kirchhoff's law, Simple resistive circuits - Effect of series and parallel resistances - Mesh and Nodal analysis - Simple problems.Fundamentals of AC Circuits : RMS and average values of sine wave, Form factor, Peak factor. Single phase AC circuits - Impedance, Power and power factor - RL, RC, RLC circuits - Simple AC circuits - Problems.Fundamentals of Magnetic CircuitsOhm's law of magnetic circuit, Simple and composite magnetic circuits, Effect of air gap - Leakage factor - fringing effect - Simple problems. Faraday's law of electromagnetic induction - Self and Mutually induced EMF - Statically and Dynamically induced EMF - Simple problems.DC Machines and TransformersDC Machine : Construction - EMF equation of DC generator - Types of generators and motors - Characteristics.Transformer : Construction - EMF equation - Transformation ratio - Types of transformers - Instrumentation transformer.Induction MachinesThree Phase Induction Motor : Construction, Types - Principle of operation - Torque equation - Slip Vs Torque characteristics of cage and wound rotor.Single Phase Induction Motor : Principle of operation-Types - Applications.Power SuppliesHalf wave and full wave rectifiers - Bridge rectifier - Types of filters - Voltage regular - Introduction to SMPS and UPS.