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Wednesday, 16 January 2013

Infra red waves

Infra red waves

(i) Infrared lamps are used in physiotheraphy.
(ii) Infrared photographs are used in weather forecasting.
(iii) As infrared radiations are not obsorbed by air, thick fog, mist etc, they are used to take photograph of long distance objects.
(iv) Infrared obsorption spectrum is used to study the molecular structure.

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