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Recent questions tagged telegram-5496

(chatquestion)...Test-11 (Code A) An optical fibre consists of a transparent core fibre of refractiveindex n, surrounded by a transparent cladding of slightly lower index n,. If fibre is kept in medium of refractive index n, then maximum acceptance angle 0, on the axis of the core is given by no n, cladding n, core Y. axis n, cladding sinee (2) sin0e %3D no no (3) sine. + n (4) sin0, no no

asked Mar 2, 2020 by balaji.thirumalai

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