Unpolarized light of intensity I passes through an ideal polarizer A. Another identical polarizer B is placed behind A. The intensity of light beyond B is found to
be . Now another identical polarizer C is placed between A and B. The intensity beyond B is now found to be . The angle between polarizer A and C is :
60o
0o
30o
45o
or
or
Option 1)
60o
This is incorrect
Option 2)
0o
This is incorrect
Option 3)
30o
This is incorrect
Option 4)
45o
This is correct
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