Light is incident on a substance of refractive index √√2 at an angle of 45°. What is the ratio of width of beam in air to the medium ? (a) √3:√2 (b) 1:11.5 (c) 1:2√√2 √1.5. (d) √2:√3 70° A B
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A: Detailed solution has been provided.Explanation:
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