A ray of light enters from a denser medium into rarer medium. The speed of light in the…
Physics · JEE Main · NTA Exams — Optics
A ray of light enters from a denser medium into rarer medium. The speed of light in the rarer medium is twice that in denser medium. what is the critical angle for total internal reflection to take palce
- 60°
- 45°
- 30°
- none of above
Answer
(C) 30°
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