🎴 Flashcard Mode

Communication Systems

Card1 / 20
Mastered0
Review0
QuestionClick to flip

Which of the following are applications of Infrared and Millimeter waves?

  1. Short range communication/ TV remote control
  2. Personal Area Networks
  3. Data communication/Internet
  4. Satellite communication
AnswerClick to flip back
A
1 & 2
💡 Explanation:

Infrared and Millimeter waves are high frequency, low wavelength waves. They can be used for short range applications only. So, only Remote Control and Personal Area Networks are correct.

Change Mode