Question

Which one of the following statements is wrong?

• A. Ground wave propagation can be sustained at frequencies 500 kHz to 1500 kHz.
• B. Satellite communication is useful for the frequencies above 30 MHz.
• C. Sky wave propagation is useful in the range of 30 to 40 MHz.
• D. Space wave propagation takes place through tropospheric space.

Answer 1

Answer: (C)

Sky wave propagation is useful in the range of 30 to 40 MHz.

Answer 2

: Sky wave propagation is useful in the range of 30 to 40 MHz