Q207
The critical angle θc in an optical fiber is given by . . . . . . . . Where n1 is refractive index of medium 1 and n2 is the refractive index of medium 2.
A.
Sin-1 (n2/n1)
AnswerB.
Sin-1 (n1/n2)
C.
Sin-1 (n2∗n1)
D.
Sin-1 n2
Answer: Option A
Solution
Answer: Option A
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