1.

A typically structured glass multimode step index fiber shows as variation of attenuation in range of

A. 1.2 to 90 db km-1 at wavelength 0.69μm
B. 3.2 to 30 db km-1 at wavelength 0.59μm
C. 2.6 to 50 db km-1 at wavelength 0.85μm
D. 1.6 to 60 db km-1 at wavelength 0.90μm
Answer» D. 1.6 to 60 db km-1 at wavelength 0.90μm


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