A uniform plane wave propagates in free space in + direction with the H field is given as H(x;t) = 10 cos(10³t - Bx)ŷ A/m. Find: (a) B (b) 2 (c) Ē(x;t) expression and Ē(x;t) amplitude at point (0.1,0.2,0.3) and t=1 ns
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