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CBSE Class 12-science Answered

What is a Polaroid? Write few uses of Polaroid's.
Asked by Topperlearning User | 13 Jun, 2014, 12:51: PM
Expert Answer

A Polaroid is artificially prepared thin, large sheet of crystalline polarizing material capable of producing plane polarized light.

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.
  • Used in sunglasses to avoid glare of light
  • In CD players, calculators, LCD,s

 

Answered by | 13 Jun, 2014, 02:51: PM
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