

McqMate
Q. |
Multimode step index fiber has |
A. | large core diameter & large numerical aperture |
B. | large core diameter and small numerical aperture |
C. | small core diameter and large numerical aperture |
D. | small core diameter & small numerical aperture |
Answer» A. large core diameter & large numerical aperture | |
Explanation: multimode step-index fiber has large core diameter and large numerical aperture. these parameters provides efficient coupling to inherent light sources such as led’s. |
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