Thursday
October 23, 2014

Homework Help: Physics

Posted by Tim on Sunday, March 3, 2013 at 3:11pm.

A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 3.14 x 10-6 W/m2 at a distance of 121 m from the explosion. Find the distance (in m) from the source at which the intensity is 1.80 x 10-6 W/m2.

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