Question
Physics Question on Polarisation
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
Answer
it reduces the light intensity to half on account of polarisation
Explanation
Solution
Polaroid glass is used in sun glasses because it reduces the light intensity to half on account of polarisation.