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Solving a problem in physics section 27 point 21 optics
21. Determine how to change the intensity of the narrow beam as it passes through the screen consists of two panels: 10 cm thick aluminum and iron - 5 cm. The coefficient of linear attenuation Alμ1 = 0.1 cm-1 for Feμ2 = 0,3 cm -1.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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Discount for regular customers! If the total of your purchases from the seller
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