An evacuated waveguide has rectangular cross-section with dimensions 24 mm by 12 mm. i. What is the lowest frequency that can propagate in the waveguide in a TE mode, and in which mode? ii. A pulse is traveling along this waveguide in the same mode as above and with a frequency of 12.5 GHz. If the waveguide is 35 m long, how much time does this pulse take to reach the far end of the waveguide?
An evacuated waveguide has rectangular cross-section with dimensions 24 mm by 12 mm. i. What is the lowest frequency that can propagate in the waveguide in a TE mode, and in which mode? ii. A pulse is traveling along this waveguide in the same mode as above and with a frequency of 12.5 GHz. If the waveguide is 35 m long, how much time does this pulse take to reach the far end of the waveguide?
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
Transcribed Image Text:An evacuated waveguide has rectangular cross-section with dimensions 24 mm by 12
mm.
i.
What is the lowest frequency that can propagate in the waveguide in a TE mode,
and in which mode?
ii.
A pulse is traveling along this waveguide in the same mode as above and with a
frequency of 12.5 GHz. If the waveguide is 35 m long, how much time does this
pulse take to reach the far end of the waveguide?
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