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
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