91. An optical fiber has core-index of 1.480 and a cladding index of 1.478. What should be the core size for single mode operation at 1310nm?
92. The differential attenuation of modes reduces intermodal pulse broadening on a multimode optical link.
93. Self-phase modulation can be used for . . . . . . . .
94. A 4 km optical link consists of multimode step index fiber with core refractive index of 1.3 and a relative refractive index difference of 1%. Find the delay difference between the slowest and fastest modes at the fiber output.
95. High frequency optical phonon is generated in stimulated Raman scattering.
96. The phonon is a quantum of an elastic wave in a crystal lattice.
97. Non-zero-dispersion-shifted fiber was introduced in the year 2000.
98. Stimulated Brillouin scattering is mainly a . . . . . . . .
99. A device that reduces the intensity of light in optical fiber communications is . . . . . . . .
100. 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.
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