Question

communication uses electromagnetic spectrum to communicate
from one point to another point
(a) wireless
(b) analog
(c) electronic
(d) both (a) and (c)​

Answer 1

Answer:

It has a range of frequencies from 1Hz to Hz. The waves in order of increasing frequencies are radio waves, microwaves, infrared rays, visible light, UV rays, X-rays and gamma rays. Among these range, the frequencies between Hz to Hz are used for communication.

Explanation:

i hope you understand better

Answer 2

Answer: Radio waves in electromagnetic spectrum are used in communication systems from transmitter to receiver in space through wireless communication.

Explanation:

• Information needs to be communicated from one place to another.
• The setup and equipment used to send and receive information are called communication systems.
• Radio waves are used in communication systems.
• These radio waves travel through space from the transmitter to the receiver.

So to send and receive information from transmitter to receiver, electromagnetic waves are used in wireless communication.