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MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

The critical angle for a ray of light from glass to air is '' and refractive index of glass w.r.t. air is 'n'. If a ray of light is incident from air to glass at angle '' then corresponding angle of refraction is [MHT-CET 2005]

Answer: (B)

Solution

; from air to glass gives , so

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Question ID VK-069552