GATE EC 2001 Electromagnetics Solution Q 4

GATE EC 2001 Electromagnetics Solution Q 4

The phase velocity of waves propagating in a hollow metal waveguide is_____.

a) greater than the velocity of light in free space.

b) less than the velocity of light in free space.

c) equal to the velocity of light in free space.

d) equal to the group velocity.

Ans-(a)

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