Three polaroid sheets 
and 
are kept parallel to each other such that the angle between pass axes of 
and 
is 
and that between 
and 
is 
. If unpolarised beam of light of intensity 
is incident on 
. What is the intensity of light coming out of 
?
A
B
C
D
0
Text Solution
Verified by ExpertsThe correct answer is:
A
: The intensity of light coming out of 
is given by 
Now according to Malus law, intensity of light emerging out of 
is
Similarly, intensity of light emerging out of 
is,
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