A square waveguide carries TE₁₁ mode whose axial magnetic field is – McqOptions

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1.	A square waveguide carries TE₁₁ mode whose axial magnetic field is given by following equation, where the guide dimensions are in cms. The cut off frequency of the mode is
A.	5 GHz
B.	7.5 GHz
C.	6.5 GHz
D.	8 GHz
Answer» C. 6.5 GHz

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