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For a wave that is obliquely incident upon a pure dielectric: a. Prove that for a...

For a wave that is obliquely incident upon a pure dielectric:

a. Prove that for a TE-polarized wave, there is no angle of incidence such that Γ = 0.

b. Prove that for a TM-polarized wave, Γ = 0 when the angle of incidence plus the angle of transmission = 90 degrees.

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