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A ray of light travelling in the air falls on the surface of a plastic slab at an angle 53° ( sin530 = 45) with the normal. The refractive index of plastic slab is 1.6. Calculate the angle of refraction.

Answer» A ray of light travelling in the air falls on the surface of a plastic slab at an angle 53° ( sin530 = 45) with the normal. The refractive index of plastic slab is 1.6. Calculate the angle of refraction.


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