Here are the PDF lecture notes for the First Year Engineering subject - Basic Electrical Engineering. This PDF eBook notes on Basic Electrical Engineering contains brief concise notes and will help you in your studies for your first year semester examination.
The following topics are covered in these notes & eBook of Basic Electrical Engineering:
DC Networks: Kirchhoff's laws, node and mesh analysis, Delta-star and star-delta transformations. Superposition, Thevenin's and Norton's theorem. Transients in RL, R-C and R-L-C circuits with DC Excitation.
Single Phase AC Circuits: Single phase EMF generation, average and effective values of sinusoids, j operations, complex representation of impedance, phasor diagrams, power factor, power in complex notation, solution of series and parallel circuits. Introduction to resonance in series RLC circuit.
Three Phase AC Circuit: Three phase EMF generation, delta and star connection, Line and Phase quantities. Solutions of 3-phase circuits with balanced load. Power in 3-phase balanced circuits.
Magnetic Circuits: B-H Curve, Hysteresis, Permeability and reluctance, solution of simple magnetic circuits, Hysteresis and Eddy current losses. DC Generator: Different types, Principle of Operation of DC generator, EMF equation, methods of excitation. DC Motor: Back e.m.f., speed and torque of a DC Motor, Conditions for maximum Power. Speed control of DC shunt motor.
Transformers: Construction and Principle of operation of single-phase transformer, EMF equation, Single-phase auto-transformer.
Three phase Induction Motor: Construction and principle of operation, types; Sliptorque characteristics.
Synchronous Machines: Construction & principle of operation of Synchronous generator and motor. EMF equation, Voltage regulation, Applications and starting of Synchronous motor.
Introduction to single-phase induction Motor.
Measuring Instruments: DC PMMC instruments, Extension of range by shunts and multipliers. Moving iron ammeters and voltmeters, Dynamometer type Watt meters, Induction type Energy Meter.
Power supply systems: Principle of generation - thermal, hydel and nuclear. Transmission and distribution of electric energy. Introduction to Electric Heating & Welding.
You can easily download the Basic Electrical Engineering 1st Year eBook, Notes by clicking the link below.