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MHT CET 2026 Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET 2026

Light travels a distance 'x' in time 't' in air and '4x' in time 't' in another denser medium. The critical angle for this medium is

Answer: (B)

Solution

Speed of light in air ; speed in the denser medium . Refractive index . At the critical angle , so $C =

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Question ID VK-100812