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A ray of light travelling in the air falls on the surface of a glass slab at an angle 45∘ with the normal. The refractive index of glass is 1.5. Calculate the angle of refraction. |
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Answer» A ray of light travelling in the air falls on the surface of a glass slab at an angle 45∘ with the normal. The refractive index of glass is 1.5. Calculate the angle of refraction. |
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