Teaching MPPSC Assistant Professor Mock Test Series 2025 Physical Sciences Electromagnetic Theory Electromagnetic Waves
A plane electromagnetic wave is incident on an interface AB separating two media (refractive indices 𝑛1 = 1.5 and 𝑛2 = 2.0) at Brewster angle 𝜃𝐵, as schematically shown in the figure. The angle 𝛼 (in degrees) between the reflected wave and the refracted wave is:
1
120
2
116
3
90
4
74