Answered: The cabin noise level of the new Boeing…

The cabin noise level of the new Boeing 787 "Dreamliner" may be about 6 decibels lower than that of a 777. By what factor does the noise intensity decrease?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter17: Sound

Section: Chapter Questions

Problem 60P: A sound wave traveling in air has a pressure amplitude of 0.5 Pa. What is the intensity of the wave?

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The cabin noise level of the new Boeing 787 "Dreamliner" may be about 6 decibels lower than that of a 777. By what factor does the noise intensity decrease?

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