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MHT CET 2026 Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET 2026

A ray of light passes from the vacuum into a medium of refractive index 'n'. If the angle of incidence is twice the angle of refraction, then the angle of incidence in terms of refractive index is

Answer: (B)

Solution

Let the angle of refraction be , so the angle of incidence is . Snell's law: . Hence , so

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Question ID VK-099035