Explain Radio Wave
Explain Radio Wave and also state their merits and demerits?
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Radio Wave: The Radio Wave is an electromagnetic wave with a wavelength between 0.5 cm and 30,000m. The transmission making utilization of radio frequencies is known as radio-wave transmission
Advantages:
(A) Radio wave transmission provides mobility. (B) This is cheaper than laying fibers and cables. (C) It proposes ease of communication over hard terrain.
Disadvantages:
(A) Radio wave communication is not secure communication. (B) The radio wave propagation is vulnerable to weather effects such as rains, thunder storms and so on.
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