A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls Calculate group velocity for dominant mode.

1.

A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls Calculate group velocity for dominant mode.

[A].	1.8 x 10 8 m/sec
[B].	5 x 10 8 m/sec
[C].	3 x 10 8 m/sec
[D].	1.5 x 10 8 m/sec

Answer: Option A

Explanation:

V_g . V_p = C²

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