**EC8451** **EF Syllabus**

Anna University Regulation 2017 ECE** EC8451 EF Syllabus for all 5 units** are provided below. Download link for **ECE 4th SEM EC8451 ELECTROMAGNETIC FIELDS Engineering Syllabus** is listed down for students to make perfect utilization and score maximum marks with our study materials.

### Anna University Regulation 2017 Electronics and Communication Engineering (ECE) 4th SEM EC8451 CT ELECTROMAGNETIC FIELDS Engineering Syllabus

**EC8451 ELECTROMAGNETIC FIELDS **

**OBJECTIVES:**

To gain conceptual and basic mathematical understanding of electric and magnetic fields in free space and in materials

To understand the coupling between electric and magnetic fields through Faraday’s law, displacement current and Maxwell’s equations

To understand wave propagation in lossless and in lossy media

To be able to solve problems based on the above concepts

**UNIT I INTRODUCTION **

Electromagnetic model, Units and constants, Review of vector algebra, Rectangular, cylindrical and spherical coordinate systems, Line, surface and volume integrals, Gradient of a scalar field, Divergence of a vector field, Divergence theorem, Curl of a vector field, Stoke’s theorem, Null identities, Helmholtz’s theorem

**UNIT II ELECTROSTATICS **

Electric field, Coulomb’s law, Gauss’s law and applications, Electric potential, Conductors in static electric field, Dielectrics in static electric field, Electric flux density and dielectric constant, Boundary conditions, Capacitance, Parallel, cylindrical and spherical capacitors, Electrostatic energy, Poisson’s and Laplace’s equations, Uniqueness of electrostatic solutions, Current density

and Ohm’s law, Electromotive force and Kirchhoff’s voltage law, Equation of continuity and Kirchhoff’s current law

**UNIT III MAGNETOSTATICS**

Lorentz force equation, Law of no magnetic monopoles, Ampere’s law, Vector magnetic potential, Biot-Savart law and applications, Magnetic field intensity and idea of relative permeability, Magnetic circuits, Behaviour of magnetic materials, Boundary conditions, Inductance and inductors, Magnetic energy, Magnetic forces and torques

**UNIT IV TIME-VARYING FIELDS AND MAXWELL’s EQUATIONS**

Faraday’s law, Displacement current and Maxwell-Ampere law, Maxwell’s equations, Potential functions, Electromagnetic boundary conditions, Wave equations and solutions, Time-harmonic fields

**UNIT V PLANE ELECTROMAGNETIC WAVES **

Plane waves in lossless media, Plane waves in lossy media (low-loss dielectrics and good conductors), Group velocity, Electromagnetic power flow and Poynting vector, Normal incidence at a plane conducting boundary, Normal incidence at a plane dielectric boundary

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EC8451 Syllabus, EF Unit wise Syllabus – ECE 4th Semester