A wave is propagated in a waveguide at frequency of 9 GHz and separati – McqOptions

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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 108 m/sec
B.	5 x 108 m/sec
C.	3 x 108 m/sec
D.	1.5 x 108 m/sec
Answer» B. 5 x 108 m/sec

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