A Ray of light is incident in glass on a glass water boundary.The angle of incidence is 50°.calculate the angle of refraction.refractive index of glass=1.50 and refractive index of water=1.33.
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sin i / sin r = μ glass / μ air
= 1.127
sin 50 / sin r = 1.127
0.766 / sin r = 1.127
sin r = 0.680
r = 42.843 °
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