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

Options

A. `60^@`
B. `0^@`
C. `30^@`
D. `45^@`

Answer

D