In free space, E (z, t) = 1.0 sin (ωt-βz)ax ,(v/m). Show that the average power passing through a circular disk with a radius of 15.5 m in the constant plane z= is 1W.
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In free space, E (z, t) = 1.0 sin (ωt-βz)ax ,(v/m). Show that the average power passing through a circular disk with a radius of 15.5 m in the constant plane z= is 1W.
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