Anna University , Chennai
Department of ECE , MECH , AERO , CIVIL
Second Semester
GE6252 Basic Electrical and Electronics Engineering
Scanned Handwritten Lecture Notes (All Units)
(Regulation 2013)
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.
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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
Advantages
Moving iron instruments
1. Moving iron attraction type
2. Moving iron repulsion type
Derivation of deflecting torque equation
Advantages
Disadvantages
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 motor
a. Induction motor
i. Squirrel cage
ii. Slip rings
b. Commutator motor
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
3. Load 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 ENGINEERING
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
Radio communication system
Radio transmitter
FM transmitter
Superhetrodyne receiver
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
Attachment : Click Here
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
Advantages
Moving iron instruments
1. Moving iron attraction type
2. Moving iron repulsion type
Derivation of deflecting torque equation
Advantages
Disadvantages
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 motor
a. Induction motor
i. Squirrel cage
ii. Slip rings
b. Commutator motor
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
3. Load 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 ENGINEERING
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
Radio communication system
Radio transmitter
FM transmitter
Superhetrodyne receiver
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
Attachment : Click Here
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