#### cool.sardar

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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.

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