Electronics and Communication Engineering - Microwave Communication - Discussion

Discussion Forum : Microwave Communication - Section 6 (Q.No. 21)
21.
What is the numerical aperture an optical fiber when critical angle is 30°?
0.5
0.704
0.866
0.2
Answer: Option
Explanation:
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Discussion:
1 comments Page 1 of 1.

Caleb said:   5 years ago
Here, NA=sin (critical angle).

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