1.

Which of the following statements is not true with respect to microwaves?

A. Electromagnetic waves with frequencies from 300 GHz to 400 THz.
B. Propagation is line-of-sight.
C. Very high-frequency waves cannot penetrate walls.
D. Use of certain portions of the band requires permission from authorities.
Answer» B. Propagation is line-of-sight.


Discussion

No Comment Found