Why cannot the (i) ground waves (ii) space waves and (iii) sky waves be sustained for long-distance communication beyond 10 to 20 MHz?

Question

Asked: May 15, 20232023-05-15T11:58:59+05:30 2023-05-15T11:58:59+05:30In: Other

Hi, I have a question and I hope anyone could answer it:

Why cannot the (i) ground waves (ii) space waves and (iii) sky waves be sustained for long-distance communication beyond 10 to 20 MHz?

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Examgyani Team · Answer 1 · 2022-10-27T00:42:07+05:30

Answer:

(i) ground waves