Cosmic microwave background radiation fills all space
Chapter 31, Problem 31.48(choose chapter or problem)
Cosmic microwave background radiation fills all space withan average energy density of 4 X 10_14J/m3. (a) Find therms value of the electric field associated with this radiation.(b) How far from a 7.5-kW radio transmitter emittinguniformly in all directions would you find a comparable value?
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