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what is critical angle?

what is critical angle?

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3 Answers

SAIMANIKANTA
263 Points
6 years ago
The critical angle is the angle of incidence above which the total internal reflection occurs. This is particularly common as an optical phenomenon, where light waves are involved, but it occurs with many types of waves, such as electromagnetic waves in general or sound waves.
SAI SANDY
153 Points
6 years ago
The critical angle is the angle of incidence above which the total internal reflection occurs. This is particularly common as an optical phenomenon, where light waves are involved, but it occurs with many types of waves, such as electromagnetic waves in general or sound waves .  
Prabhakar ch
577 Points
6 years ago
The critical angle is the angle of incidence above which the total internal reflection occurs. all the best for your bright future..

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