Electronics and Communication Engineering - Electromagnetic Field Theory

6.
MUF is given by
fc sec θ
fc cos θ
fc tan θ
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
A waveguide behave as
high Pass filter
low Pass filter
band Pass filter
all Pass filter
Answer: Option
Explanation:
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8.
Radar antennas are usually
dipoles
yagi antennas
parabolic dishes
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
The radio horizon for space waves is about three-fourth as for as the optical horizon.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Triatics are
small height antenna directly mounted on jeeps, ships, etc.
the towers or masts which are used as radiators
the towers or masts which are not used as radiators
supports for antenna conductors.
Answer: Option
Explanation:
No answer description is available. Let's discuss.