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what is critical angle

what is critical angle

Grade:11

4 Answers

Khandavalli Satya Srikanth
38 Points
7 years ago

Angle of incidence for which angle of reflection is 90

Mukesh Sharma
askIITians Faculty 43 Points
7 years ago
the angle of incidence beyond which rays of light passing through a denser medium to the surface of a less dense medium are no longer refracted but totally reflected. is called critical angle
Thanks & Regards
Mukesh Sharma
AskIITians Faculty
Shivam Chopra
45 Points
7 years ago
Critical angle is that at which incident ray in a denser medium is refracted perpendicularly to surface to less dense medium.Beyond that angle,TIR phenomenon takes place
Indu
47 Points
7 years ago
the angle of incidence for which the angle for which the angle of reflection is 90 degree is called as critical angle.

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