Intensity is inversely proportional to the distance
I = k/r^2
r = 44 m
I = 0.150 w/m^2
k = I*r^2
k = 0.150*44^2 = 290.4 w
Therefore the intensity at r = 1300 m
I = 290.4/1300^2
I = 17 1.83
w/m^2
KHW16 Item 13 The sound intensity 44.0 m from a wailing tornado siren is 0.150 W/m2...
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