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A plane polarized light is incident on a...

A plane polarized light is incident on a polariser with its pass axis making anlge `theta` with x axis as shown in the figure At four different values of `theta , theta =8^(@),38^(@),188^(@) and 218^(@)` the observed intensities are same what is the angle between the direction of polariztion and x axis ?

A

`98^(@)`

B

`128^(@)`

C

`203^(@)`

D

`45^(@)`

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