0 votes 0 votes The dominant mode in a rectangular waveguide is $\text{TE10,}$ because this mode has no attenuation no cut-off no magnetic field component the highest cut-off wavelength Others gate2001-ec + – admin asked Sep 29, 2022 • edited Nov 30, 2023 by makhdoom ghaya admin 46.4k points 57 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.