A rectangular waveguide with a=3 cm and b=5 cm as shown in the figure is filled with polyethylene which has a relative permittivity of. Find the cut-off frequencies of the first three propagating TE and TM modes.
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The cut-off frequency for the TE10 mode can be calculated using the formula: fc = (c / 2) * sqrt((m/a)^2 + (n/b)^2) where c is the speed of light in a vacuum, m and n are integers representing the mode numbers, and a and b are the dimensions of the Show more…
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