題組內容

6. (20%) Consider uniform waveguide structures and answer the following questions:
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(b) For an air-filled metallic rectangular waveguide with the transverse dimensions a = 5.0cm and b = 3.0cm as shown in Fig. 3(b), if the operation wavelength is λ = 5.0cm, find out the modes which can appear on this waveguide. (10%)