Question Papers
electromagnetic field theory
Previous year question paper with solutions for Electromagnetic field theory from 2003 to 2018
1. Introduction Review of Electrostatic and Magnetostatics.
2. Time Varying Fields
Maxwell's equations in differential and integral forms concept of
displacement current. Boundary conditions.
3. Electromagnetic Waves
Wave equation and its solution in different media, plane wave,
Sinusoidal time variation, polarization. Reflection of waves by perfect di electronics and by
perfect insulators. Surface impedance, Poynting theorem and Poynting vector.
4. Guided Waves
Waves between parallel planes. TE and TM waves and their characteristics.
TEM waves, velocities of propagation, Attenuation in parallel plane guides, wave impedance.
5. Transmission Lines
Circuit representation of parallel plane transmission lines. Parallel plane
transmission line with losses. Law loss RF and UHF transmission lines. Distortionless condition.
Transmission line charts-impedance matching.
6. Wave Guides Rectangular and circular wave guides.
TE and TM waves in rectangular wave
guides. Impossibility of TEM wave in wave guides. Wave impedance and characteristics
impedances. Transmission line analogy for wave guides. Attenuation and factor of wave guides.
Dielectric slab wave guides.
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