Write general expressions for the electric and magnetic fields of a 1 ghz sinusoidal plane wave traveling in the +y direction in a lossless nonmagnetic medium with relative permittivity r = 9. the electric field is polarized along the x direction, its peak value is 6 v/m, and its intensity is 4 v/m at t = 0 and y = 2 cm

answer:

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explanation:

Explanation:

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