What is the lowest frequency that may be used

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Reference no: EM131213192

Application: Tunnels as waveguides. The following communication system is proposed for communication in mine tunnels to avoid the need for cables: The tunnel is used as a waveguide 5 m wide and 2 m high.

(a) What is the lowest frequency that may be used.

(b) If it is desired to propagate a single mode, what is the maximum bandwidth that may be used and still guarantee propagation in the lowest mode?

Reference no: EM131213192

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