Questions
Polaroid glass is used in sun glasses because
a
it reduces the light intensity to half on account of polarisation
b
it is fashionable
c
it has good colour
d
it is cheaper
detailed solution
Correct option is A
polaroid glass reduces the intensity of light.Talk to our academic expert!
Similar Questions
Unpolarised light of intensity 32 W/m2 passes through a polariser and analyser which are at an angle of 300 with respect to each other. The intensity of the light coming from analyser is
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