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The waveguides are used in a transmission line for

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in Electromagnetic Theory by (188k points)
The waveguides are used in a transmission line for

(a) Increasing transmission coefficient

(b) Increasing reflection coefficient

(c) Decreasing transmission coefficient

(d) Decreasing reflection coefficient

The question was asked in an internship interview.

My question is based upon Cut-off Frequency and Wavelength topic in section Waveguides of Electromagnetic Theory

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The correct option is (a) Increasing transmission coefficient

To explain I would say: The waveguides are used to increase the transmission efficiency of the waves travelling through it.

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