Optics Question 970

Question: Critical angle is that angle of incidence in the denser medium for which the angle of refraction in rarer medium is

[MP PMT 1996]

Options:

A) $ 0{}^\circ $

B) $ 57{}^\circ $

C) $ 90{}^\circ $

D) $ 180{}^\circ $

Show Answer

Answer:

Correct Answer: C

Solution:

$ 90{}^\circ $



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