Unpolarized Light Is Passed Through Polarizer 1 $\degree$ To That of Polarizer 1

question 1

Multiple Choice

Unpolarized light is passed through polarizer 1.The light then goes though polarizer 2 with its plane of polarization at 45.0 $\degree$ to that of polarizer 1.Polarizer 3 is placed after polarizer 2.Polarizer 3 has its plane of polarization at 45 $\degree$ to the plane of polarization of polarizer 2 and at 90 $\degree$ to that of polarizer 1.What fraction of the intensity of the original light gets though the last polarizer?

• A)0.707
• B)0.500
• C)0.250
• D)0.125

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