A small source of sound waves emits uniformly in all directions.The total power output of the source is P. By what factor mustP increase if the sound intensity level at a distance of 20.0 m from thesource is to increase 5.00 dB?
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A small source of sound waves emits uniformly in all directions.
The total power output of the source is P. By what factor must
P increase if the sound intensity level at a distance of 20.0 m from the
source is to increase 5.00 dB?
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- Note: use of chat gpt is strictly prohibited.A sound wave travels through air at 20 °C. The decibel level at a distance of 19.4 m from the source is measured to be 85.2 dB. What is the dB level at a position that is 7.17 m closer? Assume the density of air is 1.20 kg/m3 and that the source produces spherical wave fronts.A very noisy chain saw operated by a tree surgeon emits a total acoustic power of 34.0 W uniformly in all directions. (A) At what distance from the source is the sound level equal to 110 dB? Express your answer in meters. (B) At what distance from the source is the sound level equal to 58 dB? Express your answer in kilometers.
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