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The formula used to measure sound is L = 10log (), where L is the loudness measured in decibels, I is the intensity of the sound being measure and lo is the intensity of sound at the threshold of hearing. Use the chart below to help you determine how many times more intense the sound of a rock concert is compared to the sound of a subway. Sound soft whisper normal conversation shouting subway screaming rock concert jet engine space-shuttle launch Loudness (dB) 30 60 80 90 100 120 140 180

The formula used to measure sound is L = 10log (), where L is the loudness measured in decibels, I is the intensity of the sound being measure and lo is the intensity of sound at the threshold of hearing. Use the chart below to help you determine how many times more intense the sound of a rock concert is compared to the sound of a subway. Sound soft whisper normal conversation shouting subway screaming rock concert jet engine space-shuttle launch Loudness (dB) 30 60 80 90 100 120 140 180

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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3. The formula used to measure sound is L = 10log (-), where L is the loudness measured in decibels, I is the intensity of the sound being measure and is the intensity of sound at the threshold of hearing. Use the chart below to help you determine how many times more intense the sound of a rock concert is compared to the sound of a subway. Sound soft whisper normal conversation shouting subway screaming rock concert jet engine space-shuttle launch Loudness (dB) 30 60 80 90 100 120 140 180
Transcribed Image Text:3. The formula used to measure sound is L = 10log (-), where L is the loudness measured in decibels, I is the intensity of the sound being measure and is the intensity of sound at the threshold of hearing. Use the chart below to help you determine how many times more intense the sound of a rock concert is compared to the sound of a subway. Sound soft whisper normal conversation shouting subway screaming rock concert jet engine space-shuttle launch Loudness (dB) 30 60 80 90 100 120 140 180
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