A rectangular waveguide measures 3 x 4.5 cm internally and has a 10 GH – McqOptions

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1.	A rectangular waveguide measures 3 x 4.5 cm internally and has a 10 GHz signal propagated in it. Calculate the cut off frequency for dominant mode.
A.	4 GHz
B.	7.5 GHz
C.	5 GHz
D.	10 GHz
Answer» D. 10 GHz

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