The critical angle for a denser-rarer interface is 45^{\circ}. The speed of light in rarer medium is 3 \times 10^8 {\m} \/ { s}. The speed of light in the denser medium is : [11-Apr-2023 shift 1]

Correct Answer is : 2.12×108m∕ s

\sqrt{2} \times 10^8 {\m} \/ { s}

JEE Mains 11-Apr-2023 Shift 1 Solved Paper

Section: Physics

Question : 46 of 90

Marks: +1, -0

The critical angle for a denser-rarer interface is 45∘. The speed of light in rarer medium is 3×108m∕ s. The speed of light in the denser medium is :

[11-Apr-2023 shift 1]

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