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Q. |
. A typically structured glass multimode step index fiber shows as variation of attenuation in range of |
A. | 1.2 to 90 db km-1at wavelength 0.69μm |
B. | 3.2 to 30 db km-1at wavelength 0.59μm |
C. | 2.6 to 50 db km-1at wavelength 0.85μm |
D. | 1.6 to 60 db km-1at wavelength 0.90μm |
Answer» C. 2.6 to 50 db km-1at wavelength 0.85μm |
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