Mention any three applications of polaroids...??....
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1) Polaroids are used in the laboratory to produce and analyse plane polarized light.
2) Polarized light is useful to determine size and shape of viruses.
3) They are used to improve colour contrasts in old oil paintings.
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Polaroids are used in sunglasses to cut off the glare reflected by horizontal surfaces. Polaroids are used in glass windows of an airplane to control the intensity of light entering the airplane. Polaroid glasses are used to view three-dimensional pictures and movies.
Explanation:
Uses of polaroids are: Used to produce and analyse polarised light as they are cheaper. To view three dimensional pictures. Used in motor car head lights and wind screen.
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