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Which of the following layer is known as absorption layer for short waves?

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Which of the following layer is known as absorption layer for short waves?

(a) E layer

(b) F1 layer

(c) F2 layer

(d) D layer

I had been asked this question in an internship interview.

This is a very interesting question from Radio Wave Propagation topic in portion Radio Wave Propagation of Antennas

1 Answer

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Best answer
Correct option is (d) D layer

The best explanation: D layer is also known as absorption layer for short wave signal at HF. It reflects signals up to VLF and LF. Its absorption increases with solar activity.

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