FOA CFOS FC Practice Questions - FOA Certified Fiber Optic Specialist - Fiber Characterization (CFOS FC) Exam

Polarization Mode Dispersion (PMD) is fundamentally caused by which physical effect in single-mode fiber?

Wavelength-dependent group velocity in the core Birefringence creating different propagation speeds for two orthogonal polarization states Macrobending of the cable jacket Connector endface contamination

Correct Answer:

Birefringence creating different propagation speeds for two orthogonal polarization states

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