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A light ray enters from denser medium to rarer medium. What is the angle of incidence called that has 90 angle of reflection?

(a)

Angle of reflection

(b)

Critical angle

(c)

Angle of deviation

(d)

Angle of refraction



Question ID - 154011 | SaraNextGen Top Answer

A light ray enters from denser medium to rarer medium. What is the angle of incidence called that has 90 angle of reflection?

(a)

Angle of reflection

(b)

Critical angle

(c)

Angle of deviation

(d)

Angle of refraction

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

Critical angle

127 votes


127