Quiz_10

Fundamentals of Physics, (Chapters 21- 44) (Volume 2)

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Unformatted text preview: Quiz 10, August 5th 2008 Name: An airplane flying at distance d from a radio transmitter can receive signals as long as their intensity is 3 W/m2 . What are the amplitudes of the (a) electric and (b) magnetic components of the signal at the airplane? (c) If the transmitter radiates 12kW uniformly over a hemisphere, what is the maximum distance d for the plane to receive its signal? ...
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