Question

heyyya can u explain critical angle

Answer 1

HEY MATE!!!

The critical angle is the angle at which if the surface is inclined the body kept on surface is on the Ridge of the moving means this is the maximum possible angle at which the body will remain at rest..

this angle is also known as ANGLE OF REPOSE

HOPE IT HELPS

Answer 2

hey buddy !! here's your answer....
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critical angle is that angle of incidence at which the ray of light is not refracted but gets reflected back into the medium.

this happens when the light travels from denser to rarer medium.
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hope it helps !! ✌️❤️
have a nice day !!