Wireless transmission of signals can be done via
2023
Wireless transmission of signals can be done via
- A.
Radio waves
- B.
Microwaves
- C.
Infrared
- D.
More than one of the above
- E.
None of the above
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Correct answer: D
Wireless transmission means sending data without physical cables, using electromagnetic waves. It can be done using multiple types of signals:
Radio waves
Microwaves
Infrared
All three are valid wireless communication methods depending on range, frequency, and application.