Two Polarizing Sheets Have Their Transmission Axes Parallel So That

question 64

Multiple Choice

Two polarizing sheets have their transmission axes parallel so that the intensity of unpolarized light transmitted through both of them is a maximum. Through what angle must either sheet be rotated if the transmitted intensity is 25 % of the incident intensity?

• A)15°
• B)30°
• C)45°
• D)60°
• E)75°

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An item or aspect that, though part of a system or process, is not essential to its fundamental operation or success.

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