71. The volume of tone frequency ν = 30 Hz was fir

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Uploaded: 27.10.2015
Content: fiz050_71.doc (27 kB)

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71. The volume of tone frequency ν = 30 Hz was first LN1 = 10 background, and then rose to LN2 = 80 background. How many times has increased the intensity of the colors?

Additional information

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

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