Class 12 NEET Physics Optics Questions Part 2
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Question : 21 of 52
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Two transparent media A and B are separated by a plane boundary. The speed of light in those media are 1.5 × 10 8 m ∕ s and 2.0 × 10 8 m ∕ s , respectively. The critical angle for a ray of light for these two media is
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