FANDOM


Infra red radiation is electromagnetic radiation that has a wavelength of about 10^-5 metres and has a frequency of about 10^12 hertz. It is emitted by hot objects and humans so burglar alarms take advantage of that, remote controls also use infra red radiation.

Ad blocker interference detected!


Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.