A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle ø12 between the axes of the îrst and second polarizers is 23.9°, and the angle þ23 between the axes of the second and third polarizers is 58.7°. P12 P23 What is the ratio of the intensity I3 of light emerging from the third polarizer to the intensity Io of light incident on the irst polarizer? I3 II

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A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle p12 between the axes of the
first and second polarizers is 23.9°, and the angle ø23 between the axes of the second and third polarizers is 58.7°.
P12
P23
What is the ratio of the intensity I3 of light emerging from the third polarizer to the intensity Io of light incident on the
first polarizer?
I3
Io
Transcribed Image Text:A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle p12 between the axes of the first and second polarizers is 23.9°, and the angle ø23 between the axes of the second and third polarizers is 58.7°. P12 P23 What is the ratio of the intensity I3 of light emerging from the third polarizer to the intensity Io of light incident on the first polarizer? I3 Io
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