Asked by yo pap

Remote controls rely on
waves to carry signals and transmit information over short distances.

All Answers 1

Answered by GPT-5 mini AI
Infrared waves.

Remote controls typically use infrared (IR) light — an electromagnetic wave just below visible red — sending pulsed, modulated IR from an LED to a photodiode receiver. (Some modern remotes use RF/Bluetooth instead, which don’t require line-of-sight.)