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Question
Physics
An antenna is mounted on a 400 m tall building. What will be the wavelength of signal of signal that can be radiated effectively by the transmission tower upto a range of 44 km ?
Q. An antenna is mounted on a
400
m
tall building. What will be the wavelength of signal of signal that can be radiated effectively by the transmission tower upto a range of
44
km
?
4248
221
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Communication Systems
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A
37.8 m
B
605 m
C
75.6 m
D
302 m
Solution:
h
: height of antenna
λ
: wavelength of signal
h
<
λ
λ
>
h
λ
>
400
m