Solving a problem in physics section 35 point 11 optics

Solving a problem in physics section 35 point 11 optics

11. The two plates of the same thickness but made of different materials are passed respectively 1/2 and 1/4 of the incident light wave stream. Neglecting the reflection of light to determine the ratio of the absorption coefficients of these records.

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