EC > GATE 2015 SET-2 > Electromagnetics
An air-filled rectangular waveguide of internal dimensions a cm × b cm (a > b) has a cutoff frequency of 6 GHz for the dominant TE10 mode. For the same waveguide, if the cutoff frequency of the TM11 mode is 15 GHz, the cutoff frequency of the TE01 mode in GHz is __________.
Correct : 13.7
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