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Which consequence results when optical fiber birefringence induces polarization mode dispersion?

A)Pulse broadening reduces data rate
B)Increased reflectivity enhances signal strength
C)Spectral shift minimizes chromatic aberration
D)Enhanced coherence improves modal confinement

💡 Explanation

Optical fiber birefringence introduces differing refractive indices, causing polarization mode dispersion; because different polarization modes travel at varying speeds, pulse broadening occurs influencing data rate. Therefore, pulse broadening limits fiber communication speeds, rather than affecting reflectivity or coherence.

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