- Cover
- Title page
- Contents
- Dedication
- Preface
- Introduction
- Applications of Electromagnetic Field Theory
- Differences between Circuit Theory and Electromagnetic Field Theory
- Notation of Scalar Parameters
- Notation of Vector Parameters
- Small Value Representation
- Large Value Representation
- Frequency Ranges of TV Channels
- Some Great Contributors to Electromagnetic Field Theory
- Chapter 1. Mathematical Preliminaries
- 1.1 Fundamentals of Scalars and Vectors
- 1.2 Coordinate Systems
- 1.3 Del (∇) Operator
- 1.4 Gradient of a Scalar, V (= ∇V)
- 1.5 Divergence of a Vector, A (= ∇.A)
- 1.6 Curl of a Vector (≡ ∇ × A)
- 1.7 Laplacian Operator (∇2)
- 1.8 Dirac Delta
- 1.9 Decibel and Neper Concepts
- 1.10 Complex Numbers
- 1.11 Logarithmic Series and Identities
- 1.12 Quadratic Equations
- 1.13 Cubic Equations
- 1.14 Determinants
- 1.15 Matrices
- 1.16 Factorial
- 1.17 Permutations
- 1.18 Combinations
- 1.19 Basic Series
- 1.20 Exponential Series
- 1.21 Sine and Cosine Series
- 1.22 Sinh and Cosh Series
- 1.23 Hyperbolic Functions
- 1.24 Sine, Cosine, Tan and Cot Functions
- 1.25 Some Special Functions
- 1.26 Partial Derivative
- 1.27 Some Differentiation Formulae
- 1.28 Some Useful Integration Formulae
- 1.29 Radian and Steradian
- 1.30 Integral Theorems
- Points/Formulae to Remember
- Solved Problems
- Objective Questions
- Exercise Problems
- Chapter 2. Electrostatic Fields
- 2.1 Introduction
- 2.2 Applications of Electrostatic Fields
- 2.3 Different Types of Charge Distributions
- 2.4 Coulomb’s Law
- 2.5 Applications of Coulomb’s Law
- 2.6 Limitation of Coulomb’s Law
- 2.7 Electric Field Strength due to Point Charge
- 2.8 Salient Features of Electric Intensity
- 2.9 Electric Field due to Line Charge Density
- 2.10 Electric Field Strength due to Infinite Line Charge
- 2.11 Field due to Surface Charge Density, ρs (C/m2)
- 2.12 Field due to Volume Charge Density, ρυ (C/m3)
- 2.13 Potential
- 2.14 Potential at a Point
- 2.15 Potential Difference
- 2.16 Salient Features of Potential Difference
- 2.17 Potential Gradient
- 2.18 Salient Features of Potential Gradient
- 2.19 Equipotential Surface
- 2.20 Potential due to Electric Dipole
- 2.21 Electric Field due to Dipole
- 2.22 Electric Flux
- 2.23 Salient Features of Electric Flux
- 2.24 Faraday’s Experiment to Define Flux
- 2.25 Electric Flux Density
- 2.26 Salient Features of Electric Flux Density, D
- 2.27 Gauss’s Law and Applications
- 2.28 Proof of Gauss’s Law (on Arbitrary Surface)
- 2.29 Gauss’s Law in Point Form
- 2.30 Divergence of a Vector, Electric Flux Density
- 2.31 Applications of Gauss’s Law
- 2.32 Limitations of Gauss’s Law
- 2.33 Salient Features of Gauss’s Law
- 2.34 Poisson’s and Laplace’s Equations
- 2.35 Applications of Poisson’s and Laplace’s Equations
- 2.36 Uniqueness Theorem
- 2.37 Boundary Conditions on E and D
- 2.38 Proof of Boundary Conditions
- 2.39 Conductors in Electric Field
- 2.40 Properties of Conductors
- 2.41 Electric Current
- 2.42 Current Densities
- 2.43 Equation of Continuity
- 2.44 Relaxation Time (Tr)
- 2.45 Relation between Current Density and Volume Charge Density
- 2.46 Dielectric Materials in Electric Field
- 2.47 Properties of Dielectric Materials
- 2.48 Dipole Moment, p
- 2.49 Polarisation, P
- 2.50 Capacitance of Different Configurations
- 2.51 Energy Stored in an Electrostatic Field
- 2.52 Energy in a Capacitor
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 3. Steady Magnetic Fields
- 3.1 Introduction
- 3.2 Applications of Magnetostatic Fields
- 3.3 Fundamentals of Steady Magnetic Fields
- 3.4 Faraday’s Law of Induction
- 3.5 Magnetic Flux Density, B (wb/m2)
- 3.6 Ampere’s Law for Current Element or Biot-Savart Law
- 3.7 Field due to Infinitely Long Current Element
- 3.8 Field due to a Finite Current Element
- 3.9 Ampere’s Work Law or Ampere’s Circuit Law
- 3.10 Differential Form of Ampere’s Circuit Law
- 3.11 Stoke’s Theorem
- 3.12 Force on a Moving Charge due to Electric and Magnetic Fields
- 3.13 Applications of Lorentz Force Equation
- 3.14 Force on a Current Element in a Magnetic Field
- 3.15 Ampere’s Force Law
- 3.16 Boundary Conditions on H and B
- 3.17 Scalar Magnetic Potential
- 3.18 Vector Magnetic Potential
- 3.19 Force and Torque on a Loop or Coil
- 3.20 Materials in Magnetic Fields
- 3.21 Magnetisation in Materials
- 3.22 Inductance
- 3.23 Standard Inductance Configurations
- 3.24 Energy Density in a Magnetic Field
- 3.25 Energy Stored in an Inductor
- 3.26 Expression for Inductance, L, in Terms of Fundamental Parameters
- 3.27 Mutual Inductance
- 3.28 Comparison between Electric and Magnetic Fields/Circuits/Parameters
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 4. Maxwell’s Equations
- 4.1 Introduction
- 4.2 Equation of Continuity for Time Varying Fields
- 4.3 Maxwell’s Equations for Time Varying Fields
- 4.4 Meaning of Maxwell’s Equations
- 4.5 Conversion of Differential Form of Maxwell’s Equation to Integral Form
- 4.6 Maxwell’s Equations for Static Fields
- 4.7 Characteristics of Free Space
- 4.8 Maxwell’s Equations for Free Space
- 4.9 Maxwell’s Equations for Static Fields in Free Space
- 4.10 Proof of Maxwell’s Equations
- 4.11 Sinusoidal Time Varying Field
- 4.12 Maxwell’s Equations in Phasor Form
- 4.13 Influence of Medium on the Fields
- 4.14 Types of Media
- 4.15 Summary of Maxwell’s Equations for Different Cases
- 4.16 Conditions at a Boundary Surface
- 4.17 Proof of Boundary Conditions on E, D, H and B
- 4.18 Complete Boundary Conditions in Scalar Form
- 4.19 Boundary Conditions in Vector Form
- 4.20 Time Varying Potentials
- 4.21 Retarded Potentials
- 4.22 Maxwell’s Equations Approach to Relate Potentials, Fields and Their Sources
- 4.23 Helmholtz Theorem
- 4.24 Lorentz Gauge Condition
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 5. Electromagnetic Fields and Waves
- 5.1 Introduction
- 5.2 Applications of EM Waves
- 5.3 Wave Equations in Free Space
- 5.4 Wave Equations for a Conducting Medium
- 5.5 Uniform Plane Wave Equation
- 5.6 General Solution of Uniform Plane Wave Equation
- 5.7 Relation between E and H in Uniform Plane Wave
- 5.8 Proof of E and H of EM Wave being Perpendicular to Each Other
- 5.9 Wave Equations in Phasor Form
- 5.10 Wave Propagation in Lossless Medium
- 5.11 Propagation Characteristics of EM Waves in Free Space
- 5.12 Propagation Characteristics of EM Waves in Conducting Medium
- 5.13 Summary of Propagation Characteristics of EM Waves in a Conducting Medium
- 5.14 Conductors and Dielectrics
- 5.15 Wave Propagation Characteristics in Good Dielectrics
- 5.16 Summary of the Propagation Characteristics of EM Waves in Good Dielectrics
- 5.17 Wave Propagation Characteristics in Good Conductors
- 5.18 Summary of Characteristics of Wave Propagation in Good Conductors
- 5.19 Depth of Penetration, δ (m)
- 5.20 Polarisation of a Wave
- 5.21 Sources of Different Polarised EM Waves
- 5.22 Direction Cosines of a Vector Field
- 5.23 Wave on a Perfect Conductor—Normal Incidence
- 5.24 Waves on Dielectric—Normal Incidence
- 5.25 Oblique Incidence of a Plane Wave on a Boundary Plane
- 5.26 Oblique Incidence of Wave on Perfect Conductor
- 5.27 Oblique Incidence of a Plane Wave on Dielectric
- 5.28 Brewster Angle
- 5.29 Total Internal Reflection
- 5.30 Surface Impedance
- 5.31 Poynting Vector and Flow of Power
- 5.32 Complex Poynting Vector
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 6. Guided Waves
- 6.1 Introduction
- 6.2 Waves between Parallel Plates
- 6.3 Derivation of Field Equations between Parallel Plates and Propagation Parameters
- 6.4 Field Components for TE Waves (Ez = 0)
- 6.5 Field Components of TM Waves (Hz =0)
- 6.6 Propagation Parameters of TE and TM Waves
- 6.7 Guide Wavelength
- 6.8 Transverse Electromagnetic Wave (TEM Wave)
- 6.9 Velocities of Propagation
- 6.10 Attenuation in Parallel Plate Guides
- 6.11 Wave Impedances
- 6.12 Waves in Rectangular Waveguides
- 6.13 Derivation of Field Equations in Rectangular Hollow Waveguides
- 6.14 Propagation Parameters of TE and TM Waves in Rectangular Waveguides
- 6.15 TEM Wave Does Not Exist in Hollow Waveguides
- 6.16 Excitation Methods for Different TE and TM Waves/Modes
- 6.17 Evanescent Wave or Mode
- 6.18 Wave Impedance in Waveguide
- 6.19 Power Transmitted in a Lossless Waveguide
- 6.20 Waveguide Resonators
- 6.21 Salient Features of Cavity Resonators
- 6.22 Circular Waveguides
- 6.23 Salient Features of Circular Waveguides
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 7. Transmission Lines
- 7.1 Transmission Lines
- 7.2 Types of Transmission Lines
- 7.3 Applications of Transmission Lines
- 7.4 Equivalent Circuit of a Pair of Transmission Lines
- 7.5 Primary Constants
- 7.6 Transmission Line Equations
- 7.7 Input Impedance of a Transmission Line
- 7.8 Secondary Constants
- 7.9 Lossless Transmission Lines
- 7.10 Distortionless Line
- 7.11 Phase and Group Velocities
- 7.12 Loading of Lines
- 7.13 Input Impedance of Lossless Transmission Line
- 7.14 RF Lines
- 7.15 Relation between Reflection Coefficient, Load and Characteristic Impedances
- 7.16 Relation between Reflection Coefficient and Voltage Standing Wave Ratio (VSWR)
- 7.17 Lines of Different Length − Lines
- 7.18 Losses in Transmission Lines
- 7.19 Smith Chart and Applications
- 7.20 Stubs
- 7.21 Double Stubs
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 8. Radiation and Antennas
- 8.1 General Solution of Maxwell’s Equations
- 8.2 Expressions for E and H in Terms of Potentials
- 8.3 Retarded Potentials
- 8.4 Antenna Definition
- 8.5 Functions of an Antenna
- 8.6 Properties of an Antenna
- 8.7 Antenna Parameters
- 8.8 Basic Antenna Elements
- 8.9 Radiation Mechanism
- 8.10 Radiation Fields of an Alternating Current Element (or Oscillating Electric Dipole)
- 8.11 Radiated Power and Radiation Resistance of a Current Element
- 8.12 Radiation, Induction and Electrostatic Fields
- 8.13 Hertzian Dipole
- 8.14 Different Current Distributions in Linear Antennas
- 8.15 Radiation from Half Wave Dipole
- 8.16 Radiation from Quarter Wave Monopole
- 8.17 Radiation Characteristics of Dipoles
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Chapter 9. Advanced Topics
- 9.1 Introduction
- 9.2 Secondary Sources of Electromagnetic Fields
- 9.3 Reciprocity in Electromagnetic Field Theory
- 9.4 Reaction Concept
- 9.5 Induction and Equivalence Theorems
- 9.6 Electromagnetic Interference and Compatibility (EMI/EMC)
- 9.7 EMI Sources
- 9.8 Effects of EMI
- 9.9 Methods to Eliminate EMI or Design Methods for EMC
- 9.10 Need for EMC Standards
- 9.11 EMC Standards
- 9.12 Advantages of EMC Standards
- 9.13 EMC Standards in Different Countries
- 9.14 Biological Effects of EMI/EMR (Electromagnetic Interference/Electromagnetic Radiation)
- 9.15 Electrostatic Discharge (ESD)
- 9.16 Origin of ESD Event
- 9.17 Electromagnetic Pulse (EMP)
- 9.18 Numerical Techniques for the Analysis of Electromagnetic Fields
- 9.19 Finite Difference Method (FDM)
- 9.20 Finite Element Method (FEM)
- 9.21 Method of Moments (MOM)
- Solved Problems
- Points/Formulae to Remember
- Objective Questions
- Multiple Choice Questions
- Exercise Problems
- Objective Questions and Answers
- Bibliography
- Acknowledgements
- Copyright
-
No Comment
..................Content has been hidden....................
You can't read the all page of ebook, please click here login for view all page.