A multimode step index fiber has source of RMS spectral width...

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A multimode step index fiber has source of RMS spectral width of 60nm and dispersion parameter for fiber is 150psnm^-1km^-1. Estimate rms pulse broadening due to material dispersion.

A. 12.5ns km^-1

B. 9.6ns km^-1

C. 9.0ns km^-1

D. 10.2ns km^-1

Answer: Option C

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