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MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

The speed of light in two media and are and respectively. If the light undergoes total internal reflection, the critical angle between the two media is [MHT-CET 2019]

Answer: (A)

Solution

Total internal reflection occurs from the slower (denser) medium to : $

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Question ID VK-069533