Civil Engineering - Elements of Remote Sensing - Discussion


According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n1) on an other medium (refractive index m2);

[A]. the angle of incidence is equal to the angle of refraction
[B]. the angle of refraction (θr) is given by
[C]. Both (a) and (b)
[D]. neither (a) nor (b)

Answer: Option B


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