Question

which of the following is not a wireless medium of transmission
a)microwave
b)radio wave
c)infrared
d)optical fibre​

Answer 1

optical fiber is not a wireless medium of transmission

Answer 2

Option (A) is correct.

A microwave system is not a wireless medium of transmission.

About microwave transmission medium :

• The microwave system is not really a transmission medium; instead, alternative choices are employed for data transfer across cables and lines.

• The sort of physical system utilized to transmit a communication signal from one system to another is described below. Twisted-pair cable, coaxial cable, and fiber optic cable are examples of transmission medium.

• Terrestrial and satellite microwave transmission are the two forms of microwave transmission: Microwave communications on the ground are sent between two microwave stations. It's the most prevalent way to communicate across large distances.