The core diameter of multimode step index fibre is 50$\mu$m. The numerical aperture is 0.25. Calculate the number of guided modes at an operating wavelength of 0.75$\mu$m?

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written 5.9 years ago by

vermavarsha432 • 1000

modified 4.6 years ago by

sanketshingote • 100

advanced engineering physics

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written 5.7 years ago by

vermavarsha432 • 1000

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