Sky wave propagation reflects the frequencies ___________(a) 2MHz(b) 2 MHz to 30MHz(c) 2 GHz to 30 GHz(d) 30 GHz to 50GHzI have been asked this question in a job interview.This intriguing question comes from Radio Wave Propagation topic in chapter Radio Wave Propagation of Antennas

Sky wave propagation reflects the frequencies ___________(a) 2MHz(b) 2

1.	Sky wave propagation reflects the frequencies ___________(a) 2MHz(b) 2 MHz to 30MHz(c) 2 GHz to 30 GHz(d) 30 GHz to 50GHzI have been asked this question in a job interview.This intriguing question comes from Radio Wave Propagation topic in chapter Radio Wave Propagation of Antennas
Answer» Right option is (b) 2 MHz to 30MHz For explanation I WOULD say: GROUND wave propagation also known as SURFACE wave propagation is used up to 2MHz. SKY wave propagation is used at 2MHz to 30MHz.

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