A monochromatic wave propagates along a waveguide in z direction. Thes – McqOptions

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1.	A monochromatic wave propagates along a waveguide in z direction. These points of constant phase travel in constant phase travel at a phase velocity V_p is given by?
A.	V<sub>p</sub>= /
B.	V<sub>p</sub>= /c
C.	V<sub>p</sub>=C/N
D.	V<sub>p</sub>=mass/acceleration
Answer» B. V<sub>p</sub>= /c

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