Electromagnetic Field Theory

Q1:

Cassergain feed is used with a parabolic reflector to

A increase the gain of the system

B increase the beamwidth of the system

C reduce the size of the main reflector

D allow the feed to be placed at a convenient point

ANS:D - allow the feed to be placed at a convenient point

Cassergain is a type of feed, which is used to allow parabolic reflector to provide feed at a convenient point.



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