Table of Contents
- 1 What are some examples of infrared radiation?
- 2 What common device in homes uses infrared waves?
- 3 Which type of electromagnetic radiation is used by mobile phones?
- 4 What is infrared computer?
- 5 What are the devices of infrared?
- 6 What are the most common uses of infrared?
- 7 What are some interesting facts about infrared waves?
- 8 Which is true of infrared waves?
What are some examples of infrared radiation?
The heat that we feel from sunlight, a fire, a radiator or a warm sidewalk is infrared.
What common device in homes uses infrared waves?
Household uses Household appliances such as heat lamps and toasters use IR radiation to transmit heat, as do industrial heaters such as those used for drying and curing materials.
What is infrared technology in computer?
IR wireless is the use of wireless technology in devices or systems that convey data through infrared (IR) radiation. Infrared is electromagnetic energy at a wavelength or wavelengths somewhat longer than those of red light. IR wireless is used for short- and medium-range communications andcontrol.
Which type of electromagnetic radiation is used by mobile phones?
radio frequency
Cell phones emit low levels of non-ionizing radiation while in use. The type of radiation emitted by cell phones is also referred to as radio frequency (RF) energy.
What is infrared computer?
Infrared (IR) is a wireless mobile technology used for device communication over short ranges. IR communication has major limitations because it requires line-of-sight, has a short transmission range and is unable to penetrate walls. Thus, data transmitted between IrDA devices is normally unencrypted.
Does Bluetooth use infrared?
Infrared wireless uses pulses of infrared light to transmit data from one device to another. Bluetooth wireless uses radio waves on a particular frequency (2.4 gigaHertz) for data transmission from device to device. Both Bluetooth and infrared consume considerably less power than other wireless technologies.
What are the devices of infrared?
The studies, research papers and reviews of the last thirty years have been collected and examined and this review describes in more detail the main devices that use infrared: infrared thermal blankets, far-infrared thermal blanket, infrared lipo laser paddles, infrared lamps, far-infrared lamps, infrared saunas, far- …
What are the most common uses of infrared?
One of the most useful applications of the IR spectrum is in sensing and detection . All objects on Earth emit IR radiation in the form of heat. This can be detected by electronic sensors, such as those used in night vision goggles and infrared cameras.
What are the dangers of infrared waves?
Infrared waves are incredibly versatile, but they can also be dangerous. Infrared radiation has a longer wavelength and lower frequency than visible light. Too much exposure can damage your eyes and skin. On a global scale, trapped infrared radiation contributes to global warming.
What are some interesting facts about infrared waves?
Almost half of the energy arriving at the Earth from the sun comes as infrared light. Anything which has a temperature puts out heat or infrared light. Infra-Red waves are also given off by stars, galaxies, lamps, flames, and anything else that’s warm – including you.
Which is true of infrared waves?
Infrared waves have longer wavelengths than visible light and can pass through dense regions of gas and dust in space with less scattering and absorption. Thus, infrared energy can also reveal objects in the universe that cannot be seen in visible light using optical telescopes.