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# Basic Electrical and Electronics Engineering Premium Lecture Notes - Niranjan Edition

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Basic Electrical and Electronics Engineering Premium Lecture Notes - Niranjan Edition
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Basic Electrical and Electronics Engineering Handwritten Premium Lecture Notes, Prepared by Lecture Niranjan. Specially for Engineering Candidates. Syllabus Covered based on Anna University Second Semester R2013 Regulation.
Rs.44.40
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Basic Electrical and Electronics Engineering Handwritten Premium Lecture Notes, Prepared by Lecture Niranjan. Specially for Engineering Candidates. Syllabus Covered based on Anna University Second Semester R2013 Regulation.

Content :

BEEE

ELECTRICAL CIRCUITS AND MEASUREMENTS

Unit 1

Introduction to DC circuits

S.I units

Force

Electric current

Electrical potential

Potential difference

Resistance

Conductance

Ohm’s law

Electrical power

Electrical energy

Kirchoff’s laws

1. Kirchoff’s voltage law
2. Kirchoff’s current law

Introduction to AC circuits

Generation of alternating EMF

Wave form

1. Cycle
2. Time period
3. Frequency
4. Maximum value
5. Average value
6. Phase

Root mean value

Expression for RMS value of sine wave

Power and power factor

Real power

Reactive power

Apparent power

Single phase circuits

1. Resistance
2. Inductance
3.  capacitance

RLC elements

Three phase balanced circuits

Phase sequence

Interconnection of windings

1. Star connection
2. Delta connection

Voltage and current

1. Line voltage
2. Line current

Phase voltage and phase current

Balanced system

Relation between line voltage and phase voltage, line current and phase current

Power in 3 phase circuits

Measurements

Classification of measuring instruments

1. Indicating instruments
2. Recording instruments
3. Integrating instruments

Essential requirements of an instruments

1. Deflecting system
2. Controlling system
3. Damping system

Permanent magnet type moving coil instruments

Principle

Construction operation

Expression for deflecting torque

Moving iron instruments

1. Moving iron attraction type
2. Moving iron repulsion type

Derivation of deflecting torque equation

Application

Dynamometer type-moving coil instruments

Production of deflecting torque

Dynamometer type voltmeter

Single phase induction type energy meter

UNIT-2

ELECTRICAL MACHANICS

DC generation

Yoke

Armature

Armature windings

Lap windings

Commutator

Brushes and bearing

1. Bush bearing
2. Ball bearing
3. Roller bearing

Principle of operation

Basic equation of DC generation

Types of Dc generation

Separately excited DC generation

Self exciated DC generation

Application

Shut generation

Series generation

DC compound generation

Problems of DC generation

DC motors

Types of Dc motors

Transformer

Constructional details

Magnetic core

1. Core type
2. Shell type

Cooling arrangements in transformer

Principle of operation

EMF equation of transformer

Transformation ratio

Application

Problems

Induction motor

Types of AC motors

1. Synchronous motor
2. Asynchronous motorCommutator motor
1. Induction motor
1. Squirrel cage
2. Slip rings

Construction details

1. Stator
2. Rotor

Double – field revolving theory

UNIT-3

SEMICONDUCTOR DEVICES AND APPLICATION

Introduction

Theory of PN junction diode

Working of PN junction diode

Forward bias

Reverse bias

VI characteristics

RECTIFIERS

Types

1. Half wave rectifier
2. Full wave rectifier

Analysis of half wave rectifier

Analysis of full wave rectifier

Voltage regulators

Application of voltage regulators

Important terms used in regulators

1. Regulation
2. Line regulation
4. Stabilization factors
5. Output resistance

BIPOLAR JUNCTION TRANSISTORS

Transistor symbol

Transistor configuration

Common base configuration

Characteristics of common base configuration

1. Input characteristics
2. Input resistance
3. Output characteristics
4. Output resistance
5. Saturation region

Zener diode

Working

Zener breakdown

Avalanche breakdown

Elementary treatment of small signal amplifier

Common emitter transistor

Common collector transistor

Common base transistor

UNIT-4

DIGITAL ELECTRONICS

Introduction

Analog system

Digital system

Number system

Decimal number system

Binary number system

Octal number system

Conversion

Complements

Logic gates

Boolean algebra

Boolean laws

Demorgan’s theorem

Flip flops

Shift register

UNIT-5

FUNDAMENTALS OF COMMUNICATION ENGINEERINGS

Introduction

Types of signals

1. Analog signal
2. Digital signal

Modulation

Need for modulation

Various modulation methods

Amplitude modulation

Generation of AM waves

1. Square law modulation
2. Linear modulation circuits

Frequency modulation

Demodulation

Slope detector

Phase difference discriminator

Faster – seely discriminator

Communication system

FM transmitter

Television system

Monochrome TV transmitter amplifier

Principle of colour television

Facsimile

Microwave communication

Satellite communication

Satellite system

1. Earth stations
2. Satellite system

Optical fiber communication

IMPORTANT QUESTION IN ALL UNITS