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# Electromagnetic Field Theory PDF VSSUT | EMFT PDF VSSUT

## Electromagnetic Field Theory PDF VSSUT – EMFT PDF VSSUT of Total Complete Notes

#### The Co-ordinate Systems

RectangularCylindrical, and Spherical Co-ordinate System.

Coordinate transformation. Gradient of a Scalar field,

Divergence of a vector field and curl of a vector field. Their Physical interpretation.

The Laplacian. Divergence Theorem, Stokes Theorem. Useful vector identifies.

Electrostatics: The experimental law of Coulomb, Electric field intensity.

Field due to a line charge, Sheetcharge and continuous volume charge distribution.

Electric Flux and flux density; Gauss‘s law. Application of Gauss‘s law. Energy and Potential.

#### Module – 2

Current densities, Resistances of a Conductor;

The equation of continuity. Joules law. Boundary conditions for Current densities.

The EMF. Magnetostatics: The Biot-Savart law. Amperes Force law.

Torque exerted on a current carrying loop by a magnetic field.

Gauss‘s law for magnetic fields. Magnetic vector potential.

Magnetic Field Intensity and Ampere‘s Circuital law. Boundary conditions.

Magnetic Materials. Energy in magnetic field. Magnetic circuits

#### Module – 3

Self and Mutual Induction, Maxwall‘s Equations from Ampere‘s and Gauss‘s Laws.

Maxwall‘s Equations in Differential and Integral forms; Equation of continuity.

Comcept of Displacement Current. Electromagnetic Boundry Conditions,

Poynting‘s Theorem, Time-Harmonic EM Fields. Plane Wave Propagation:

Helmholtz wave equation. Plane wavw solution.

Plane Wave Propagation in lossless and lossy dielectric medium and conductiong medium.

#### Module – 4

Modes of propagation, Structure of Troposphere,

Tropospheric Scattering, Ionosphere, Ionospheric Layers – D, E, F1, F2, regions.

Sky wave propagation – propagation of radio waves through Ionosphere,

Effect of earth‗s magnetic field, Virtual height, Skip Distance, MUF,

Critical frequency, Space wave propagation