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Grade: 11

                        

Calculate the speed of light in a medium whose critical angle is 60°

2 years ago

Answers : (1)

Arun
24742 Points
							
The formula for critical angle is arcsin(r/i). 
So for 60 degrees, the value of refractive index comes to be 1.15 
Therefore the speed of light in the substance is 2.60E+8 m/s
2 years ago
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