A source emits sound uniformly in all directions. There are no reflections of the sound. At a
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A source emits sound uniformly in all directions. There are no reflections of the sound. At a distance r1 from the source, the sound is 7.0 dB louder than it is at a distance r2 from the source. What is the ratio r1/r2?
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Related Book For 
Physics
ISBN: 9781119539636
11th Edition
Authors: John D. Cutnell, Kenneth W. Johnson, David Young, Shane Stadler
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