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A ray of light from a denser medium strikes a rarer medium at angle of incidence . The reflected and refracted rays make an angle of  with each other. The angles of reflection and refraction are  and  respectively. The critical angle is

a)

b)

c)

d)



Question ID - 152771 | SaraNextGen Top Answer

A ray of light from a denser medium strikes a rarer medium at angle of incidence . The reflected and refracted rays make an angle of  with each other. The angles of reflection and refraction are  and  respectively. The critical angle is

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

As is clear as shown in figure

Or

127 votes


127