engineering recuitment GATE ECE 2023-24 Test Series Electromagnetic Theory Waveguides and Guided Waves Rectangular Waveguide
The modes in a rectangular waveguide are denoted by TEmn/TMmn where m and n are the eigen numbers along the larger and smaller dimensions of the waveguide respectively. Which one of the following statements is TRUE?
1
The TM10 mode of the waveguide does not exist
2
The TE10 mode of the waveguide does not exist
3
The TM10 and the TE10 modes both exist and have the same cut-off frequencies
4
The TM10 and the TM01 modes both exist and have the same cut-off frequencies