A plane wave in free space with E = 3.6 cos(wt – 3x) a, V/m is incident normally on an interface at x = 0. If a lossless medium with o = 0, ɛ, = 12.5 exits for x 2 0 and the reflected wave has H, = -1.2 x 10-3 cos (wt + 3x) a, A/m, find µ, in the lossless medium.
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