Unpolarized Light Passes Through Three Ideal Polarizing Filters

question 11

Multiple Choice

Unpolarized light passes through three ideal polarizing filters.The first filter is oriented with a horizontal transmission axis,the second one has its transmission axis at 30° from the horizontal,and the third filter has a vertical transmission axis.What percent of the light gets through this combination?

• A)9.4%
• B)91%
• C)50%
• D)0%
• E)33%