An isotropic quasi-monochromatic point source radiates at a rate of 200 W. What is the propagating power density at a distance of 1m? What are the amplitudes of E- and B- fields at that point?
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An isotropic quasi-monochromatic point source radiates at a rate of 200 W. What is the propagating power density at a distance of 1m? What are the amplitudes of E- and B- fields at that point?
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