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F192011 Pages:2

field intensity at a point ‘h’ m from the loop along its axis.

Explain magnetic scalar and vector potential.

Derive Continuity equation.

Explain displacement current density. Obtain the dielectric-dielectric boundary
conditions for electric fields.

PART 0
Answer any two full questions, each carries 10 marks.
Derive wave equation from Maxwell’s equation for a plane wave in a perfect

dielectric.

Explain power flow in a co-axial cable using poynting theorem.

Explain very briefly about Electromagnetic Interference and Electromagnetic
compatibility.

A 180 MHz plane wave is travelling in a medium characterized by ‏برع ,1 = عام‎ =

25,0110 © = 2.5 = Find (i) intrinsic impedance (ii) Attenuation constant (iii)

Propagation constant (iv) Skin depth.

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(4)
(3)
(7)

(10)

(10)
(2)

(8)