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Numerical - Power radiated by antenna
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Antenna & Wave Propagation
Q. A dipole carries r.m.s. current of about 300A across the radiation resistance 2 Ω. What would be the power radiated by an antenna?
- Published on 01 Oct 15
a.
90 kW
b.
135 kW
c.
180 kW
d.
200 kW
ANSWER: 180 kW
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Discussion
srikanth
-Posted on 30 Dec 16
pr=Rr *i2
=2*90000
=180000
=180 kw
Parth
-Posted on 13 Dec 16
Its wrong,
P= (i^2*R)/2...for i rms
slayer
-Posted on 06 May 16
p= i*i*r
so p= 300*300*2
p=180k
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