Solving a problem in physics section 42 point 46 optics

Solving a problem in physics section 42 point 46 optics

46. A plane monochromatic light wave propagates in a certain environment. The absorption coefficient of the medium at a given wavelength a = 1,2 min-1. Determine the percentage will decrease the intensity of the light wave when passing this way: 1) 10 mm; 2) 1 m.

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