Riflection of Light
Geometry
Level
pending
A light enters into an optical fiber of 80m lenth and 2m of diameter at an agnle of 45°. How long will it take to come outside from the other side? Consider the speed of light to be 3e8m/s.
3.77e -7 s
5.27e -7 s
2.66e -8s
1.03e -6 s
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