Solving a problem in physics section 2 point 97 optics

Solving a problem in physics section 2 point 97 optics

97. On the way of partially polarized light, the degree of polarization P is equal to 0.6, set the analyzer so that the intensity of the light passing through it, became the maximum. How many times will decrease the intensity of the light, if the plane of transmission of the analyzer to turn at an angle φ = 30 °?

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)