Physics, asked by ajayprhaveenn, 3 months ago

please say the answer with proper explanation please ​

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Answers

Answered by adityak4m6le007
5

Answer:

B. light collecting capacity of the fiber

Explanation:

Numerical Aperture is defined as the Sine of half of the angle of fibre's light acceptance cone. i.e. NA= Sin θa where θa, is called acceptance cone angle.

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