68. The intensity level Lp motor noise is 60 dB. What w

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Uploaded: 27.10.2015
Content: fiz050_68.doc (30 kB)

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68. The intensity level Lp motor noise is 60 dB. What will be the intensity level, if at the same time will work: 1), two of the engine; 2) ten of these motors?

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

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