Multimode graded index fibers use incoherent source only.

Related MCQs

• Multimode graded index fibers have overall buffer jackets same as multimode step index fibers but have core diameters
• The performance characteristics of multimode graded index fibers are
• Multimode graded index fibers with                        
• Mean splice insertion losses of 0.05 dB are obtained using multimode graded index fibers with the Springroove splice.
• A multimode graded index fiber exhibits a total pulse broadening of 0.15μsover a distance of 16 km. Estimate the maximum possible bandwidth, assuming no intersymbol interference.
• Multimode step index fibers have a bandwidth of                        
• Frequency domain measurement is the preferred method for acquiring the bandwidth of multimode optical fibers.
• Intra-modal dispersion tends to be dominant in multimode fibers.
• Plastic fibers are less widely used than glass fibers.
• Multimode step index fiber has