Question
Question: Which of the following frequency/frequencies will be suitable for beyond the horizon communication u...
Which of the following frequency/frequencies will be suitable for beyond the horizon communication using sky waves?
A
10 kHz
B
10 MHz
C
1 GHz
D
1000 GHz
Answer
10 MHz
Explanation
Solution
: 10 kHz cannot be radiated due to large antenna size, 1 GHz and 1000 GHz will penetrate