define critical angle draw the diagram showing total internal reflection
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critical angle is the angle which when passes through a prism forms exactly 90 degrees
sorry I don't know about INR diagram
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Hi there
The answer to this question is
he critical angle is the angle of incidence for which angle of refraction is 90°. Total internal reflection is the phenomenon that involves the reflection of all the incident light off the boundary.
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The answer to this question is
he critical angle is the angle of incidence for which angle of refraction is 90°. Total internal reflection is the phenomenon that involves the reflection of all the incident light off the boundary.
Hope it helps
Please mark me as brainliest
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