The techniques used to determine the refractive index profile can also – McqOptions

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1.	The techniques used to determine the refractive index profile can also be used to determine the core diameter.
A.	True
B.	False
Answer» B. False

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The techniques used to determine the refractive index profile can also be used to determine the core diameter.
The shadow velocity is given by 0.4 m s-1 and shadow pulse of width 300 s is registered at an instant by the photodetector. Determine the outer diameter of the optical fiber in m.
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The calculations of the numerical aperture from a refractive index data are less accurate for the graded index fibers than for step index fibers.