# CHARUSAT Electromagnetic Theory Syllabus

CHAROTAR UNIVERSITY OF SCIENCE & TECHNOLOGY

FACULTY OF TECHNOLOGY & ENGINEERING

DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING

EC 301: ELECTROMAGNETIC THEORY

B TECH 5TH SEMESTER (E.C. ENGINEERING)

Credit and Hours:

Teaching Scheme

Theory

Practical

Total

Credit

Hours/week

4

0

4

4

Marks

100

0

100

A. Objective of the Course:

This course will introduce the students about fundamentals and applications of Electromagnetic Theory and also focusing, primarily, on thorough understanding of vector analysis, significance of divergence and curl, electric and magnetic fields in materials, Maxwell’s equations and wave motions in free space

B. Outline of the Course:

Sr.

No.

Title of the Unit

Minimum Number of Hours

1.

Review of Vector Algebra and Vector Calculus

08

2.

Electrostatics

10

3.

Magnetostatics

10

4.

Electric and Magnetic Fields in Materials

14

5.

Time Varying Fields and Maxwell’s Equations

08

6.

Electromagnetic Waves: The Uniform Plane Waves

10

Total hours (Theory) : 60

Total hours (Practical) : 0

Total hours : 60

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C. Detailed Syllabus:

1.

Review of Vector Algebra and Vector Calculus 08 hours

14%

1.1

Scalars & Vectors, Dot & Cross Products

2

1.2

3-D Coordinate Systems – Cartesian, Cylindrical and Spherical and coordinate systems conversions

3

1.3

Review of Line, Divergence and Gradient-Meaning of Divergence theorem & Stoke’s theorem, Surface & Volume Integral-Definition of Curl

3

2.

Electrostatics 10 hours

16%

2.1

Coulomb’s Law & Electric Field Intensity, Coulomb’s Law & Field due to Different Charge Distributions

3

2.2

Electric Flux Density ,Gauss’s Law and Divergence, Concept of electric Flux Density ,Gauss’s Law and its Applications, Differential Volume Element, Divergence, Maxwell’s First Equation and Divergence theorem for Electric Flux Density

3

2.3

Energy & Potential, Energy expanded in moving a point charge in electrical field, Line Integral, Definition of potential difference and potential, Potential field of a point charge and system of charges, Potential gradient, Dipole, Energy density in electrostatics field

4

3.

Magnetostatics 10 hours

16%

3.1

Biot-Savart Law, Ampere’s Circuital Law

2

3.2

Application of Ampere’s Circuital law for an infinitely long coaxial transmission line, solenoid and toroid, Point form of Ampere’s Circuital law , Concept of flux density

2

3.3

Scalar and Vector magnetic potential, Stoke’s theorem for magnetic field

3

3.4

Point and integral forms of Maxwell’s equations for steady electric and magnetic fields

3

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4.

Electric and Magnetic Fields in Materials 14 hours

24%

4.1

Conductors, Dielectrics and Capacitance, Definition of Currents and current density, Continuity equation, Conductors and their properties, Semiconductors, Dielectric materials, characteristics, Capacitance of a parallel plate capacitor, coaxial cable and spherical capacitors

5

4.2

Poisson’s and Laplace’s equations, Poisson’s and Laplace equation, Uniqueness theorem, Examples of solution of Laplace and Poisson’s equations

4

4.3

Magnetic forces, Force on a moving charge, force on a different current element, Force and torque on a close circuit, magnetization and permeability, Magnetic boundary conditions, Magnetic circuit, Self inductance and Mutual inductance

4

5.

Time Varying Fields and Maxwell’s Equations 08 hours

14%

5.1

Faraday’s law, Displacement current

4

5.2

Maxwell’s equations in point and integral forms for time varying fields

4

6.

Electromagnetic Waves: The Uniform Plane Waves 10 hours

16%

6.1

Wave motion in free space, Perfect dielectric

3

6.2

Poynting vector, Power consideration, Propagation in good conductor

3

6.3

Phenomena of skin effect, Reflection of uniform plane waves,

2

6.4

Plane waves at normal incidence and at oblique incidence, Standing wave Ratio

2

D. Instructional Method:

At the start of course, the course delivery pattern, prerequisite of the subject will be discussed.

Lectures will be conducted with the aid of multi-media projector, black board, OHP etc.

Attendance is compulsory in lectures which carries 5 Marks weightage.

Two internal exams will be conducted and average of the same will be converted to equivalent of 15 Marks as a part of internal theory evaluation.

© CHARUSAT 2012 Page 67 of 154

Assignments based on course content will be given to the students at the end of each unit/topic and will be evaluated at regular interval. It carries a weightage of 5 Marks as a part of internal theory evaluation.

Surprise tests/Quizzes/Seminar will be conducted which carries 5 Marks as a part of internal theory evaluation.

E. Student Learning Outcomes:

Thorough understanding of Electromagnetic theory and Principles for applications in Antenna and Microwave Engineering

Practical Significance of Electromagnetic Engineering for real-life Applications through demonstrations on CADFEKO software

F. Recommended Study Material:

Text Books:

1. W H. Hayt & J A Buck, “Engineering Electromagnetics”, TATA McGraw-Hill, 7th

Edition.

2. Matthew Sadiku, “Elements of Eletromagnetics”, Oxford University Press,4th edition.

Reference Books:

1. Nannapaneni Narayana Rao, “Elements of Engineering electromagnetics”, Prentice Hall

of India, 6th Edition.

2. David Griffiths, “Introduction to Electrodynamics”, Prentice Hall of India.

3. E. Jordan and K. Balmain “Electromagnetic Waves and Radiating Systems”, Prentice

Hall of India