What are the uses of infrared ray?

What are the uses of infrared ray?

Infrared (IR) light is used by electrical heaters, cookers for cooking food, short-range communications like remote controls, optical fibres, security systems and thermal imaging cameras which detect people in the dark.

What is an example of use for infrared rays?

Lesson Summary We have many uses for infrared: night-vision cameras, remote controls, infrared astronomy, and fiber-optic cables. The greenhouse effect is even related to infrared waves because greenhouse gases absorb the infrared emitted by the ground, trapping it on the Earth.

What are the uses of IR rays class 12?

Infrared rays are used in a variety of fields ranging from everyday life to military uses and even used in astronomy. In everyday life, they are used in TV remotes. The Military uses them for thermal imaging and there is a complete branch of astronomy called infrared astronomy.

What household items use infrared?

Household items using infrared radiation. These are a toaster, a remote control and an electric heater. Infrared is the portion of the electromagnetic spectrum with a longer wavelength that red light. It is felt as heat.

What are three uses for microwaves?

Microwaves are widely used in modern technology, for example in point-to-point communication links, wireless networks, microwave radio relay networks, radar, satellite and spacecraft communication, medical diathermy and cancer treatment, remote sensing, radio astronomy, particle accelerators, spectroscopy, industrial …

What are 5 examples of EM waves we encounter in everyday life?

Behaviour and uses of electromagnetic waves

• Radio waves. Radio waves are used for communication such as television and radio.
• Microwaves. Microwaves are used for cooking food and for satellite communications.
• Infrared.
• Visible light.
• Ultraviolet radiation.

What is microwave Class 12?

1. The microwaves are the electromagnetic waves having frequencies in the range 300 MHz to 300GHz. Microwaves heat an object on which they are incident. Microwave ovens are used for cooking.