

MCQOPTIONS
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1. |
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index ) on an other medium (refractive index ); |
A. | the angle of incidence is equal to the angle of refraction |
B. | the angle of refraction (θ |
C. | ) is given by |
D. | Both (a) and (b) |
E. | neither (a) nor (b) |
Answer» C. ) is given by | |