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MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

A ray of light strikes a glass plate at an angle of . If the reflected and refracted rays are perpendicular to each other, the index of refraction of glass is

Answer: (D)

Solution

Perpendicular reflected and refracted rays mean is the polarising angle, so ;

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Question ID VK-077060