B e-electronics and communication engineering

UNIT II STATIC MAGNETIC FIELD 9

Biot-Savart’s Law in vector form – Magnetic Field intensity due to a finite and infinite wire carrying a current I – Magnetic field intensity on the axis of a circular and rectangular loop carrying a current I – Ampere’s circuital law and simple applications.

Magnetic flux density – The Lorentz force equation for a moving charge and applications – Force on a wire carrying a current I placed in a magnetic field – Torque on a loop carrying a current I – Magnetic moment – Magnetic Vector Potential.

UNIT III ELECTRIC AND MAGNETIC FIELDS IN MATERIALS 9

Poisson’s and Laplace’s equation – Electric Polarization-Nature of dielectric materials- Definition of Capacitance – Capacitance of various geometries using Laplace’s equation – Electrostatic energy and energy density – Boundary conditions for electric fields – Electric current – Current density – point form of ohm’s law – continuity equation for current.

Definition of Inductance – Inductance of loops and solenoids – Definition of mutual inductance – simple examples. Energy density in magnetic fields – Nature of magnetic materials – magnetization and permeability - magnetic boundary conditions.

UNIT IV TIME VARYING ELECTRIC AND MAGNETIC FIELDS 9

Faraday’s law – Maxwell’s Second Equation in integral form from Faraday’s Law – Equation expressed in point form.

Displacement current – Ampere’s circuital law in integral form – Modified form of Ampere’s circuital law as Maxwell’s first equation in integral form – Equation expressed in point form. Maxwell’s four equations in integral form and differential form.

Poynting Vector and the flow of power – Power flow in a co-axial cable – Instantaneous Average and Complex Poynting Vector.
UNIT V ELECTROMAGNETIC WAVES 9

Derivation of Wave Equation – Uniform Plane Waves – Maxwell’s equation in Phasor form – Wave equation in Phasor form – Plane waves in free space and in a homogenous material.

Wave equation for a conducting medium – Plane waves in lossy dielectrics – Propagation in good conductors – Skin effect.

Linear, Elliptical and circular polarization – Reflection of Plane Wave from a conductor – normal incidence – Reflection of Plane Waves by a perfect dielectric – normal and oblique incidence. Dependence on Polarization. Brewster angle.

TUTORIAL 15

TOTAL 60
TEXTBOOKS

1. 
   William H. Hayt , “Engineering Electromagnetics” , TATA 2003.
   
2. 
   E.C. Jordan & K.G. Balmain “Electromagnetic Waves and Radiating Systems.” Prentice Hall of India 2^nd edition 2003, McGraw-Hill, 9^th reprint.
   

REFERENCE BOOKS

1. 
   Ramo, Whinnery and Van Duzer: “Fields and Waves in Communications Electronics” John Wiley & Sons (3^rd edition 2003)
   
2. 
   Narayana Rao, N : “Elements of Engineering Electromagnetics” 4^th edition, Prentice Hall of India, New Delhi, 1998.
   
3. 
   M.N.O.Sadiku: “Elements of Engineering Electromagnetics” Oxford University Press, Third edition.
   
4. 
   David K.Cherp: “Field and Wave Electromagnetics - Second Edition-Pearson Edition.
   
5. 
   David J.Grithiths: “Introduction to Electrodynamics- III Edition-PHI.
   

WEBSITE INFORMATION

1. 
   www.ocw.mit.edu/resources/res-6-002-electromagnetic-field-theory-a-problem-solving-pproach-spring-2008.
   

11UEE3013 ELECTRICAL MACHINES LABORATORY 0 0 3 1

Objectives

At the end of the course the students should be able

• 
  To study the characteristics of DC Motors.
  
• 
  To study the characteristics of AC Motors.
  
• 
  To learn performance of motors.
  
• 
  Various test analysis of A.C and D.C motors.
  

LIST OF EXPERIMENTS

1. 
   Open circuit and load characteristics of separately excited and self excited D.C. generator.
   
2. 
   Load test on D.C. shunt motor.
   
3. 
   Load test on D.C. series motor.
   
4. 
   Swinburne’s test and speed control of D.C. shunt motor.
   
5. 
   Load test on single phase transformer and open circuit and short circuit test on single phase transformer
   
6. 
   Regulation of three phase alternator by EMF and MMF methods.
   
7. 
   Load test on three phase induction motor.
   
8. 
   No load and blocked rotor tests on three phase induction motor (Determination of equivalent circuit parameters)
   
9. 
   Load test on single-phase induction motor.
   
10. 
    Study of D.C. motor and induction motor starters.
    

TOTAL 45

11UEC3005 ELECTRONIC DEVICES LAB 0 0 3 1
OBJECTIVES

• 
  To learn about cathode ray oscilloscope
  
• 
  To understand the characteristics of various semiconductor devices
  

LIST OF EXPERIMENTS

1. 
   Study of CRO
   
2. 
   Characteristics of PN junction diode
   
3. 
   Characteristics of Zener diode
   
4. 
   I/O Characteristics of CB Bipolar junction Transistor
   
5. 
   I/O Characteristics of CE Bipolar junction Transistor
   
6. 
   I/O Characteristics Characteristic of FET
   
7. 
   I/O characteristics of MOSFET
   
8. 
   Characteristic of UJT
   
9. 
   Characteristics of SCR
   
10. 
    Characteristics of DIAC and TRIAC
    
11. 
    Characteristics of phototransistor
    

TOTAL 45

11UCS3011 DATA STRUCTURES LAB 0 0 3 1

 

Objective

At the end of the course the students should be able

• 
  To teach the students to write programs in C
  
• 
  To implement the various data structures as Abstract Data Types
  
• 
  To write programs to solve problems using the ADTs
  

 
Implement the following exercises using C:

1. 
   Array implementation of List Abstract Data Type (ADT).
   
2. 
   Linked list implementation of List ADT.
   
3. 
   Cursor implementation of List ADT.
   
4. 
   Array implementations of Stack ADT
   
5. 
   Linked list implementations of Stack ADT 
   

The following three exercises are to be done by implementing the following source files

(a)   Program for ‘Balanced Parenthesis’

(b)   Array implementation of Stack ADT

(c)   Linked list implementation of Stack ADT

(d)   Program for ‘Evaluating Postfix Expressions’

An appropriate header file for the Stack ADT should be #included in (a) and (d) 

6. 
   Implement the application for checking ‘Balanced Paranthesis’ using array implementation of Stack ADT (by implementing files (a) and (b) given above)
   
7. 
   Implement the application for checking ‘Balanced Paranthesis’ using linked list implementation of Stack ADT (by using file (a) from experiment 6 and implementing file (c))
   

8. 
   Implement the application for ‘Evaluating Postfix Expressions’ using array and linked list implementations of Stack ADT (by implementing file (d) and using file (b), and then by using files (d) and (c))
   
9. 
   Queue ADT
   
10. 
    Search Tree ADT - Binary Search Tree
    
11. 
    Heap Sort
    
12. 
    Quick Sort
    

TOTAL: 45

11UMA4001 PROBABILITY THEORY & RANDOM PROCESS 3 1 0 4
OBJECTIVES

At the end of this course student should be able

• 
  To have a fundamental knowledge of the basic probability concepts.
  
• 
  To have a well – founded knowledge of standard distributions which can describe real life phenomena.
  
• 
  To acquire skills in handling situations involving more than one random variable and functions of random variables. .
  
• 
  To know the probabilistic model used for characterizing a random signal and the nature of dependence relationship existing among the members of the family of the random variables.
  
• 
  To understand the functional relationship between the input and output of the system.
  

UNIT I PROBABILITY AND RANDOM VARIABLE 9

Axioms of probability - Conditional probability - Total probability - Bayes theorem - Random variable - Probability mass function - Probability density functions - Properties- Moments - Moment generating functions and their properties.

UNIT II STANDARD DISTRIBUTIONS 9

Binomial, Poisson, Geometric, Negative Binomial, Uniform, Exponential, Gamma, Weibull and Normal distributions and their properties - Functions of a random variable.

UNIT III TWO DIMENSIONAL RANDOM VARIABLES 9

Joint distributions - Marginal and conditional distributions – Covariance - Correlation and Regression - Transformation of random variables - Central limit theorem .

UNIT IV CLASSIFICATION OF RANDOM PROCESSES 9

Definition and examples - first order, second order, strictly stationary, wide – sense stationary and Ergodic processes – Markov chain -Markov process- Poisson processes.

UNIT V CORRELATION AND SPECTRAL DENSITIES 9

Auto correlation - Cross correlation - Properties – Power spectral density – Cross spectral density - Properties – Wiener-Khintchine relation – Relationship between cross power spectrum and cross correlation function .

TUTORIAL 15

TOTAL 60

TEXT BOOKS

1. 
   Gupta, S.C, and Kapur, J.N., “Fundamentals of Mathematical Statistics”, Sultan Chand, Ninth Edition , New Delhi ,1996.
   
2. 
   Veerarajan. T., “Probabilitiy, Statistics and Random process”, Tata McGraw-Hill Publications, Second Edition, New Delhi, 2002.
   

REFERENCE BOOKS

1. 
   Ross, S., “A First Course in Probability”, Fifth edition, Pearson Education, Delhi, 2002.
   
2. 
   Peebles Jr. P.Z., “Probability Random Variables and Random Signal Principles”,Tata McGraw-Hill Pubishers, Fourth Edition, New Delhi, 2002. (Chapters 6, 7 and 8).
   
3. 
   Henry Stark and John W. Woods “Probability and Random Processes with Applications to Signal Processing”, Pearson Education, Third edition, Delhi, 2002.
   
4. 
   Kandasamy.P, etal., “Probability, Random Variables and Random Processes”, S.Chand &Co., New Delhi, 2003.
   

11UEC4002 ELECTRONIC CIRCUITS 3 1 0 4
OBJECTIVES

At the end of the course the students should be able

• 
  To analyze an amplifier using hybrid parameters.
  
• 
  To understand advantages and method of analysis of feedback amplifiers.
  
• 
  To analyze and design LC and RC oscillators, tuned amplifiers, wave shaping circuits, multivibrator.
  

UNIT I SMALL SIGNAL AMPLIFIERS AND AMPLIFIERS WITH COMPOUND CONFIGURATIONS 9

Two port devices and network parameters, Y parameters, Hybrid parameters, Transistor hybrid model, hybrid model of different configurations. Cascading of amplifiers – RC coupled amplifier, transformer coupled amplifier, Direct Coupled amplifier, Cascode amplifier, Darlington amplifier, Differential amplifier-common mode and differential modes, CMRR calculation.

UNIT II FEEDBACK AMPLIFIERS 9

Block diagram, Loop gain, Gain with feedback, Effects of negative feedback – Sensitivity and desensitivity of gain, Cut-off frequencies, distortion, noise, input impedance and output impedance with feedback, Four types of negative feedback connections – voltage series feedback, voltage shunt feedback, current series feedback and current shunt feedback, Method of identifying feedback topology and feedback factor, Nyquist criterion for stability of feedback amplifiers.

UNIT III OSCILLATORS 9 Classification, Barkhausen Criterion - Mechanism for start of oscillation and stabilization of amplitude, General form of an Oscillator, Analysis of LC oscillators - Hartley, Colpitts, Clapp, Franklin, Armstrong, Tuned collector oscillators, RC oscillators - phase shift – Wien bridge - Twin-T Oscillators, Quartz Crystal Construction, Electrical equivalent circuit of Crystal, Miller and Pierce Crystal oscillators.
UNIT IV TUNED AMPLIFIERS 9

Coil losses, unloaded and loaded Q of tank circuits, small signal tuned amplifiers -

Analysis of capacitor coupled single tuned amplifier – effect of cascading single tuned on bandwidth – Stagger tuned amplifiers – large signal tuned amplifiers – Class C tuned amplifier – Efficiency and applications of Class C tuned amplifier.
UNIT V WAVE SHAPING AND MULTIVIBRATOR CIRCUITS 9

RC & RL Integrator and Differentiator circuits – Storage, Delay and Calculation of Transistor Switching Times –Diode clippers, Diode comparator -Clampers. Collector coupled and Emitter coupled Astable multivibrator – Monostable multivibrator - Bistable multivibrators - Triggering methods for Bistable multivibrators - Schmitt trigger circuit.

TUTORIAL 15

TOTAL 60
TEXT BOOKS

1. 
   S.Salivahanan “Electronic Devices and Circuits”, Tata McGraw Hill, VII Reprint 2009.
   
2. 
   R.S.Sedha, “A Text Book of Electronic Circuits” Chand and Chand company, 2007 Edition.
   

REFERENCE BOOKS

1. 
   Sedra / Smith, “Micro Electronic Circuits”, Oxford University Press, 2004.
   
2. 
   Millman J and Halkias C.C., “Electronic devices and circuits", McGraw Hill, II edition.
   
3. 
   Schilling and Belove, ”Electronic Circuits”, 3^rd Edition, TMH, 2002.
   
4. 
   Robert L. Boylestad and Louis Nasheresky, “Electronic Devices and Circuit Theory”, 9^th Edition, Pearson Education / PHI, 2002.
   
5. 
   David A. Bell, “Solid State Pulse Circuits”, Prentice Hall of India, 1992.
   
6. 
   Millman and Halkias. C., Integrated Electronics, TMH, 1991.
   

11UEC4003 SIGNALS AND SYSTEMS 3 1 0 4

OBJECTIVES

At the end of the course the students should be able

• 
  To study the properties and representation of discrete and continuous signals.
  
• 
  To study the sampling process and analysis of discrete systems using z-transforms.
  
• 
  To study the analysis and synthesis of discrete time systems.