Consider a plane, monochromatic, electromagnetic wave traveling in a homogeneous medium.Its magnetic field vector B in units of T is given byB = 0B₁ = 0 B₂= Bo cos(9y+ 2 × 10ºt)where y is in meter and t in second.a)Derive an expression for the electric field E associated with the magnetic field B₂.b)Find the direction of the the electric field E from part a.c)Calculate the average value of the Poynting vector in terms of Bo, and the speed of light.The index of refraction of the medium is n = 1.

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