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Part A W/m What is the sound level of a sound whose intensity is 5.5 x 10 W/m ? The intensity of the reference level required
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B = tolog Lo I. = I xl 72 W I= 5.5x100 w/m² X O 5.5 = 10 dog [ 5.5x1067 = 10 X 6.79036 = 67.4036 dB

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