Compute the number of modes that will be supported by a fibre with core diameter of 20 m m, a core refractive index of 1.5 and a cladding index of 1.48 if it is excited by light of frequency 0.25MHz.
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Compute the number of modes that will be
supported by a fibre with core diameter of 20 m m, a
core refractive index of 1.5 and a cladding index of
1.48 if it is excited by light of frequency 0.25MHz.
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