Radio Amateur Quiz Canadian License

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Question A-007-009-004

For rectangular waveguide to transfer energy, the cross-section should be at least:

Correct Answer

one-half wavelength

Explanation

A rectangular waveguide has a cutoff frequency below which it cannot propagate electromagnetic waves. The widest dimension of the waveguide must be greater than half a wavelength (in the dielectric filling the guide) of the operating frequency for the dominant TE10 mode to propagate.

Warning: Generated by AI