Answer to Question #119250 in Electrical Engineering for Vineela

Question #119250
A delay difference of ‘x’ns between the slowest and fastest fiber with a core refractive index of 1.5 and refractive index difference of 2%. Estimate the following
The length of the optical fiber link
RMS pulse broadening due to intermodal dispersion link
Bandwidth –length product for the maximum bit rate.
1
Expert's answer
2020-06-05T05:36:49-0400

The delay difference is


where L is the length of the optical link, therefore, if

if x is measured in nanoseconds.

Find the RMS pulse broadening due to intermodal dispersion link:


Prior to find the bandwidth-length product, calculate the maximum bit rate:


The bandwidth-length product is


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