A monochromatic wave propagates along a waveguide in z direction. These points of constant phase travel in constant phase travel at a phase velocity Vp is given by?
A. $${V_p} = \frac{\omega }{\beta }$$
B. $${V_p} = \frac{\omega }{c}$$
C. $${V_p} = \frac{C}{N}$$
D. $${V_p} = \frac{{mass}}{{acceleration}}$$
Answer: Option A
This Question Belongs to Electronics And Communications Engineering >> Optical Communication
A. Dispersion-flattened single mode fiber
B. Dispersion-enhanced single mode fiber
C. Dispersion-compressed single mode fiber
D. Dispersion-standardized single mode fiber
Photonic crystal fibers also called as . . . . . . . .
A. Conventional fibers
B. Dotted fibers
C. Stripped fibers
D. Holey fibers
An optical fiber behaves as a birefringence medium due to differences in . . . . . . . .
A. Effective R-I and core geometry
B. Core-cladding symmetry
C. Transmission/propagation time of waves
D. Refractive indices of glass and silica
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