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

1.6 to 60 dB km-1 at wavelength 0.90μm

1.2 to 90 dB km-1 at wavelength 0.69μm

3.2 to 30 dB km-1 at wavelength 0.59μm

2.6 to 50 dB km-1 at wavelength 0.85μm

1.6 to 60 dB km-1 at wavelength 0.90μm

A typically structured glass multimode step index fiber shows as vari

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