GEOLOGY

EARTH SCIENCE

MINERALOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
It happens when the light ray travels from a high density medium to low density medium and the angle of refraction equals 90 degree
A
total internal reflection
B
critical angle
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -This is called total internal reflection. The critical angle occurs when the angle of incidence where the angle of refraction is

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