1.

A multimode fiber has refractive indices n1= 1.15, n2=1.11 and an operating wavelength of 0.7μm. Find the radius of curvature?#

A. 8.60μ<sub>m</sub>
B. 9.30μ<sub>m</sub>
C. 9.1μ<sub>m</sub>
D. 10.2μ<sub>m</sub>
Answer» C. 9.1‚âà√≠¬¨‚à´<sub>m</sub>


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