Which Electromagnetic Waves Are Used in Communication and How?

Discover the key electromagnetic waves used in communication: radio waves, microwaves, and infrared waves for broadcasting and data transfer.

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Electromagnetic waves used in communication include radio waves (for radio and television broadcasting), microwaves (for satellite and mobile phone transmissions), and infrared waves (for remote control systems and some wireless communication). These waves enable the transfer of information over short and long distances.

FAQs & Answers

  1. What types of electromagnetic waves are commonly used in communication? Radio waves, microwaves, and infrared waves are commonly used in communication for broadcasting, satellite transmissions, mobile phones, and remote controls.
  2. How do radio waves facilitate communication? Radio waves transmit audio and video signals over long distances for radio and television broadcasting, enabling effective communication.
  3. What role do microwaves play in communication? Microwaves are used for satellite communication and mobile phone transmissions because of their ability to carry large amounts of data over long distances.
  4. In what ways are infrared waves used in communication? Infrared waves are commonly used for remote control systems and some types of short-range wireless communication.

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