Decibels are used to measure the power of a sound. The formula iswhere is the intensity of sound in watts per square meter andDetermine the intensity of the engine noise inside a car if the sound level is 25 dB. Unité 1_1st P = 10log-m². Détermineore est de 25 dB.où issance d'un son. La formule est P = 10log —, oùmètre carré et Io = 10-¹2W/m². Détermined'une voiture si le niveau sonore est de 25 dB.

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Answered: issance d'un son. La formule est P =…

issance d'un son. La formule est P = 10log/. où mètre carré et I = 10-¹²W/m². Détermine d'une voiture si le niveau sonore est de 25 dB.

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter5: Factoring Polynomials

Section5.13: Using Factoring To Solve Problems

Problem 27P

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Question

Decibels are used to measure the power of a sound. The formula is where is the intensity of sound in watts per square meter and Determine the intensity of the engine noise inside a car if the sound level is 25 dB.

Unité 1_1
st P = 10log-
m². Détermine
ore est de 25 dB.
où

issance d'un son. La formule est P = 10log —, où
mètre carré et Io = 10-¹2W/m². Détermine
d'une voiture si le niveau sonore est de 25 dB.

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