Polarized Light Is to Have Its Polarization Plane Rotated by 90

question 20

Multiple Choice

Polarized light is to have its polarization plane rotated by 90 $\degree$ .In which of the following cases does the final beam have the greatest intensity?

• A)3 polarizing filters,each rotate beam by 30 \(\degree\).
• B)2 polarizing filters,both rotate beam by 45 \(\degree\).
• C)1 polarizing filter,rotating beam by 90 \(\degree\).
• D)None of the above,polarized light can't be rotated.

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