STUPIDSID
Attempt any four out of the five:-
1 (a)
Write integral from of Amperes Law and interpret the same.
5 M
1 (b)
Define Intrinsic Impedance. Calculate its value for free space.
5 M
1 (c)
Give and explain various steps involved in finding characteristics impedance for micro-strip line using finite difference Method.
5 M
1 (d)
What do you mean by Depth of pentration.
5 M
1 (e)
What is loss Tangent. Explain how it classifies lossless dielectrics, lossy Dielectric and good conductor.
5 M
2 (a)
Derive Maxwells equation in point form and integral form.
10 M
2 (b)
Compare FDM, FEM & MOM.
5 M
2 (c)
Compare scalar and vector potential.
5 M
3 (a)
In certain Medium [ ar{E}= left [ 10e^{-0.05x} sin left ( 2 imes 10^8 t-2x
ight )
ight ]ar{a}_2 v/m Find: ]
i) Propagation constant
ii) Wavelength
iii) Speed of wave
iv)Skin Depth
i) Propagation constant
ii) Wavelength
iii) Speed of wave
iv)Skin Depth
10 M
3 (b)
Derive wave equation for good dielectric medium.
5 M
3 (c)
Give Boundary conditions for Electric and magnetic field for interface between good conductor and dielectric.
5 M
4 (a)
Use method of moment to find the capacitance of parallel plate capacitor of figure 1. Take a=1 meter; b=1 meter; d=1 meter and &epsilonr=1.
10 M
4 (b)
Derive an expression for magnetic field intensity due to finite long straight element.
10 M
5 (a)
What do you mean by Fading? How it can be minimized?
5 M
5 (b)
Write a short note on Ionospheric Propagation.
5 M
5 (c)
Explain Super Refraction and Tropospheric Fading.
10 M
6 (a)
Prove that static electric field is irrotational ans static magnetic field solenoidal.
10 M
6 (b)
Explain Reflection of Uniform Plane wave at Oblique Incidence.
10 M
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