Question 5:
The refractive index of diamond is 2.42. What is the meaning of this statement?
Answer:
Refractive index of a medium nm is related to the speed of light in that medium v
by the relation:
Where, c is the speed of light in vacuum/air
The refractive index of diamond is 2.42. This suggests that the speed of light in
diamond will reduce by a factor 2.42 compared to its speed in air.
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