The frequency suitable for beyond-the-horizon communication using sky waves is

The frequency suitable for beyond-the-horizon communication using sky waves is
  1. 1012 Hz
  2. 109 Hz
  3. 107 Hz
  4. 104 Hz

Solution

The sky wave acts as a radio wave, thus, the suitable
frequency suitable for beyond the horizon communication
using the sky wave is 10MHz or $\left(10^{7} \mathrm{~Hz}\right)$.

Asked in: AP EAMCET 2019 (21 Apr Shift 2)

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