Terrestrial radio channels are broadly classifed into _____ groups.
A. 2
B. 3
C. 4
D. 1
Answer:B
Terrestrial radio channels are broadly classifed into _____ groups.
A. 2 B. 3 C. 4 D. 1
Explanation: The three types are those that operate over very short distance, those that operate in local areas, those that operate in the wide area.