Que 1.10. A silica optical fiber with a core diameter large enoughto be considered by ray theory analysis has a core refractive indexof 1.5 and cladding refractive index of 1.47. Determine,i. Critical angle at core cladding interfacei. NA for the fiberiii. Acceptance angleUPTU 2014-15, Marks 05UPTU 2015-16, Marks 10

Que 1.10. A silica optical fiber with a core diameter large enoughto b

1.	Que 1.10. A silica optical fiber with a core diameter large enoughto be considered by ray theory analysis has a core refractive indexof 1.5 and cladding refractive index of 1.47. Determine,i. Critical angle at core cladding interfacei. NA for the fiberiii. Acceptance angleUPTU 2014-15, Marks 05UPTU 2015-16, Marks 10
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