JEE Main 12 Apr 2019 Paper 2 Solved Paper

Section: Physics
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Question : 18 of 90
 
Marks: +1, -0
A system of three polarizers P1 P2 P3 is set up such that the pass axis of P3 is crossed with respect to that of P1 , The pass axis of P2 , when a beam of unpolarized light of intensity Io is incident on P1 , the intensity of light transmitted by the three polarizers of light transmitted by the three polarizers is 1. The ratio (
Io
I
)
equal (nearly):
[12 Apr 2019 Shift 2]
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