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Which of the following propagates by gliding over the surface of earth?

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Which of the following propagates by gliding over the surface of earth?

(a) Surface wave

(b) Tropospheric wave

(c) Ionospheric wave

(d) Stratospheric waves

I have been asked this question during an interview.

This interesting question is from Radio Wave Propagation topic in section Radio Wave Propagation of Antennas

1 Answer

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Best answer
The correct option is (a) Surface wave

To explain I would say: Ground waves are also known as Surface waves. Ground waves are vertically polarized and transmitting and receiving antennas are placed closely and the wave follows the curvature of the earth.

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