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ISRO EC 2019: Microwave Engineering Booster Quiz 2
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Question 1
In microwave communication links, what causes intense fading in the 18 GHz band?
Question 2
In ship to ship communication, the problem of fading can be overcome by using
Question 3
In a waveguide with perfectly conducting flat wall, the angle of reflection is equal to the angle of
Question 4
Which of the following antennas exhibit circular polarization?
Question 5
A reflex klystron is oscillating at 10GHZ when operated in 
mode, find the transit time of the electron in repeller space in nano seconds (ns).
mode, find the transit time of the electron in repeller space in nano seconds (ns). Question 6
Bandwidth of the order of 12 MHz can be realized easily using carriers in which ranges?
Question 7
In a dielectric medium of 
what is the expression for the wavelength (
) of a microwave signal?
what is the expression for the wavelength () of a microwave signal? Question 8
The temperature below which certain materials are antiferromagnetic and above which they are paramagnetic is called
Question 9
In microwave system, waveguides have the advantages of
Question 10
Satellite channel can be attributed
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Dec 31ESE & GATE EC
