Plane Polarized Light Is Sent Through Two Consecutive Polarizers,the First $\degree$

question 25

Multiple Choice

Plane polarized light is sent through two consecutive polarizers,the first having its plane of polarization in the same direction as the incident light and the second having its plane at 90 $\degree$ to the original plane of polarization.A third polarizer,with plane of polarization at 30 $\degree$ to the original plane of polarization,is placed between the two other polarizers.What fraction of the original intensity now gets through?

• A)0
• B)0.56
• C)0.25
• D)0.19

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