Public television station KQED in San Francisco broadcasts a sinusoidal radio signal at a power of 316 kW. Assume that the wave spreads out uniformly into a hemisphere above the ground. At a home 6.00 km away from the antenna, what average pressure does this wave exert on a totally reflecting surface? ΤΙ ΑΣΦ ? Pa Pav= Submit Request Answer Part B At a home 6.00 km away from the antenna, what are the amplitudes of the electric and magnetic fields of the wave? —| ΑΣΦ ? Emaz, Bmaz= N/C, T Submit Request Answer

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Public television station KQED in San Francisco
broadcasts a sinusoidal radio signal at a power of 316
kW. Assume that the wave spreads out uniformly into
a hemisphere above the ground.
At a home 6.00 km away from the antenna, what average pressure does this wave exert on a totally reflecting surface?
VGI ΑΣΦ
?
Pa
Pav=
Submit
Request Answer
Part B
At a home 6.00 km away from the antenna, what are the amplitudes of the electric and magnetic fields of the wave?
15| ΑΣΦ
?
Emaz, Bmaz =
N/C, T
Submit
Request Answer
Transcribed Image Text:Public television station KQED in San Francisco broadcasts a sinusoidal radio signal at a power of 316 kW. Assume that the wave spreads out uniformly into a hemisphere above the ground. At a home 6.00 km away from the antenna, what average pressure does this wave exert on a totally reflecting surface? VGI ΑΣΦ ? Pa Pav= Submit Request Answer Part B At a home 6.00 km away from the antenna, what are the amplitudes of the electric and magnetic fields of the wave? 15| ΑΣΦ ? Emaz, Bmaz = N/C, T Submit Request Answer
At a home 6.00 km away from the antenna, what is the average density of the energy this wave carries?
1ΨΕΙ ΑΣΦ
?
Uav
J/m³
Submit
Request Answer
Part D
For the energy density in part (c), what percentage is due to the electric field?
195| ΑΣΦ
?
%
Request Answer
Part E
For the energy density in part (c), what percentage is due to the magnetic field?
Submit
Transcribed Image Text:At a home 6.00 km away from the antenna, what is the average density of the energy this wave carries? 1ΨΕΙ ΑΣΦ ? Uav J/m³ Submit Request Answer Part D For the energy density in part (c), what percentage is due to the electric field? 195| ΑΣΦ ? % Request Answer Part E For the energy density in part (c), what percentage is due to the magnetic field? Submit
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