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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 2 I . Now another identical polarizer C is placed between A and B . The intensity beyond B is now found to be 8 I . The angle between polarizer A and C is

1. 0º
2. 30º
3. 45º
4. 60º Students may find similar question in CP exercise sheet : [ JEE Main, Chapter : Polarization, Ex.4, Q.No.8 ]

Correct answer: 45º

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