Question
Download Solution PDFWhat type of radiation is emitted from a remote control?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- A TV can be operated using a remote control device.
- Infra-red rays are emitted by the photodiode in the remote control to transmit instructions.
- Working principle of TV remote is based on Infrared waves, as a medium of communication.
- The wavelength of infrared waves ranges from 700 nm to 1 mm.
- Changing a television channel by infrared remote control is an example of point - to - point connection.
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