# JNTUA B.TECH R 20 2-2 Syllabus For Electromagnetic waves and transmission lines PDF 2022

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### Electromagnetic waves and transmission lines Unit One

#### Static Electric Fields

Recap of Vector Analysis: Coordinate systems and transformation-Cartesian, Cylindrical and Spherical coordinates
Recap of Vector Calculus: Differential length area and volume, line surface and volume integrals, Del operator, gradient, divergent and curl operations.

Coulomb’s Law, Electric Field Intensity–Fields due to Different Charge Distributions, Electric Flux Density, Gauss Law and Applications, Divergence Theorem, Electric Potential, Relations Between E and V, Maxwell’s Two Equations for Electrostatic Fields, Energy Density, 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, Illustrative Problems.

### Electromagnetic waves and transmission lines Unit Two

#### Static Magnetic Fields & Time varying Fields

Magnetic Fields: Biot-Savart Law, Ampere’s Circuital Law and Applications, Magnetic Flux Density, Maxwell’s Two Equations for Magneto static Fields, Magnetic Scalar and Vector Potentials, Forces due to MagneticFields, Magnetic dipole, Ampere’s Force Law, Inductances and Magnetic Energy, Illustrative Problems. Faraday’s Law and Transformer e.m.f, Inconsistency of Ampere’s Law and Displacement Current Density, Maxwell’s equations for time varying fields, Maxwell’s Equations in Different Final Forms and Word Statements, Illustrative Problems.

### Electromagnetic waves and transmission lines Unit Three

#### Boundary Conditions and Uniform Plane Wave

Boundary Conditions of Electromagnetic fields:Dielectric-Dielectric and Dielectric-Conductor Interfaces, Wave Equations for Conducting and Perfect Dielectric Media. Uniform Plane Waves–Definition, All Relations between E & H, Sinusoidal Variations, Wave Propagation in Lossless and Conducting Media,Conductors & Dielectrics –Characterization, Wave Propagation in Good Conductors and Good Dielectrics, Polarization, Illustrative Problems.

### Electromagnetic waves and transmission lines Unit Four

#### Reflection and Refraction of Plane Waves

Reflection and Refraction of Plane Waves–Normal and ObliqueIncidences, 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, Illustrative Problems.

### Electromagnetic waves and transmission lines Unit Five

#### Transmission Lines

Transmission Lines: Introduction, Transmission line parameters, Transmission line equivalent circuit, Transmission line equations and their solutions in their phasor form, input impedance, standing wave ratio, Transmission of finite length-half wave, quarter wave transmission line, Smith chart, graphical analysis of transmission lines using Smith chart, stub matching-single and double stub matching, Illustrative Problems.

### Electromagnetic waves and transmission lines Course Objectives

•To introduce fundamentals of static and time varying electromagnetic fields.
•To teach problem solving in Electromagnetic fields using vector calculus.
•To demonstrate wave concept with the help of Maxwell’s equations.
•To introduce concepts of polarization and fundamental theory of electromagnetic waves in transmission lines and their practical applications.
•To analyze reflection and refraction of electromagnetic waves propagated in normal and oblique incidences.

### Electromagnetic waves and transmission lines Course Outcomes

CO1: Explain basic laws of electromagnetic fields and know the wave concept. (L2)
CO2:Solve problems related to electromagnetic fields. (L3)
CO3:Analyze electric and magnetic fields at the interface of different media. (L3)
CO4:Derive Maxwell’s equations for static and time varying fields. (L3)
CO5:Analogy between electric and magnetic fields. (L5)
C06:Describes the transmission lines with equivalent circuit and explain their characteristic with various lengths. (L2)

### Electromagnetic waves and transmission lines Text Books

1.E.C. Jordan and K.G. Balmain, “Electromagnetic Waves and Radiating Systems”, 2ndEdition, PHI, 2000.
2.John D. Krauss, “Electromagnetics”, 4th Edition, McGraw-Hill publication, 1999.
3.Electromagnetics, Schaum’s outline series, 2ndEdition, Tata McGraw-Hill publications, 2006.

### Electromagnetic waves and transmission lines Reference Books

1.Matthew N.O. Sadiku, “Elements of Electromagnetics”, 4thedition. Oxford Univ. Press, 2008.
2.William H. Hayt Jr. and John A. Buck, “Engineering Electromagnetics”, 7thedition.,TMH, 2006.