With respect to single mode and graded index fibers, which parameter specifies the propagation of polarization modes with different phase velocities & the difference between their effective refractive indices?
A. Mode field diameter
B. Birefringence
C. Fiber beat length
D. Spot Size
Answer:B
With respect to single mode and graded index fibers, which parameter specifies the propagation of polarization modes with different phase velocities & the difference between their effective refractive indices?
A. Mode field diameter B. Birefringence C. Fiber beat length D. Spot Size