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By Prof. R.K.Shevgaonkar, Dept of Electrical Engineering, IIT Bombay
EM WAVES AND TRANSMISSION LINES SYLLABUS :
Review of Coordinate Systems, Vector Calculus :
ELECTROSTATICS: Coulomb’s Law, Electric Field Intensity – Fields due to Different Charge Distributions,
Electric Flux Density, Gauss Law and Applications, Electric Potential, Relations Between E and V, Maxwell’s
Two Equations for Electrostatic Fields, Energy Density, Related Problems. Convection and Conduction
Currents, Dielectric Constant, Isotropic and Homogeneous Dielectrics, Continuity Equation, Relaxation Time,
Poisson’s and Laplace’s Equations; Capacitance – Parallel Plate, Coaxial, Spherical Capacitors, Related
Magneto Statics : Biot-Savart Law, Ampere’s Circuital Law and Applications, Magnetic Flux Density,
Maxwell’s Two Equations for Magnetostatic Fields, Magnetic Scalar and Vector Potentials, Forces due to
Magnetic Fields, Ampere’s Force Law, Inductances and Magnetic Energy. Related Problems.
Maxwell’s Equations (Time Varying Fields): Faraday’s Law and Transformer emf, Inconsistency of
Ampere’s Law and Displacement Current Density, Maxwell’s Equations in Different Final Forms and Word
Statements. Conditions at a Boundary Surface : Dielectric-Dielectric and Dielectric-Conductor Interfaces.
Related Problems .
EM Wave Characteristics - I: Wave Equations for Conducting and Perfect Dielectric Media, Uniform Plane
Waves – Definition, All Relations Between E & H. Sinusoidal Variations. Wave Propagtion in Lossless and
Conducting Media. Conductors & Dielectrics – Characterization, Wave Propagation in Good Conductors and
Good Dielectrics. Polarization. Related Problems.
EM Wave Characteristics – II: Reflection and Refraction of Plane Waves – Normal and Oblique Incidences,
for both Perfect Conductor and Perfect Dielectrics, Brewster Angle, Critical Angle and Total Internal Reflection,
Surface Impedance. Poynting Vector and Poynting Theorem – Applications, Power Loss in a Plane Conductor.
Guided Waves : Parallel Plane Waveguides: Introduction, TE, TM, TEM Modes - Concepts and Analysis, Cutoff
Frequencies, Velocities, Wavelengths, Wave Impedances. Attenuations Factor – Expression for TEM Case.
Transmission Lines - I : Types, Parameters, Transmission Line Equations, Primary & Secondary Constants,
Expressions for Characteristic Impedance, Propagation Constant, Phase and Group Velocities, Infinite Line
Concepts, Losslessness/Low Loss Characterization, Distortion – Condition for Distortionlessness and
Minimum Attenuation, Loading - Types of Loading. Related Problems.
Transmission Lines – II : Input Impedance Relations, SC and OC Lines, Reflection Coefficient, VSWR. UHF
Lines as Circuit Elements; /4, /2, /8 Lines – Impedance Transformations. Smith Chart – Configuration and
Applications, Single and Double Stub Matching. Related Problems.
TEXT BOOKS :
1. Elements of Electromagnetic – Matthew N.O. Sadiku, Oxford Univ. Press, 3rd ed., 2001.
2. Electromagnetic Waves and Radiating Systems – E.C. Jordan and K.G. Balmain, PHI, 2nd Edition, 2000.
1. Engineering Electromagnetics – Nathan Ida, Springer (India) Pvt. Ltd., New Delhi, 2nd ed., 2005.
2. Engineering Electromagnetics – William H. Hayt Jr. and John A. Buck, TMH, 7th ed., 2006.
3. Networks, Lines and Fields – John D. Ryder, PHI, 2nd ed.,1999.
4. Transmission Lines and Networks – Umesh Sinha, Satya Prakashan (Tech. India Publications), New
5.. Electromagnetic Field Theory and Transmission Lines – G.S.N. Raju, Pearson Edn. Pte. Ltd., 2005.