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Electromagnetic Theory
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Electromagnetic theory miscellaneous
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Electromagnetic theory miscellaneous
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Electromagnetic Theory
Electromagnetic theory miscellaneous
The Gain of an antenna with a circular aperture of diameter 3 m at a frequency 5 GHz is—
22649
26469
24649
None of these
Correct Option:
C
G
p
=
4π
A
eff
λ
2
=
4π
×
πD
2
3 × 10
8
2
4
4 × 10
9
=
4π × 25 × 10
2
×
π 3
2
= 24649
9
4
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