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[Solved]: At a distance of 19 km , a 258 Hz horn, assumed t
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(Solved): At a distance of 19 km , a 258 Hz horn, assumed to be an isotropic point source, is barely audible. ...



At a distance of 19 km , a 258 Hz horn, assumed to be an isotropic point source, is barely audible. At what distance would it begin to cause pain?



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