The loudness ‘L’ of sound (sound level) in dB, with intensity ‘I’ in watts per square metre (W/m^2) is given by the formula L= 10 log (I/ Ibase0), where Ibase0= 10^-12 W/m^2. Determine the intensity of zeba screaming if the noise level is 80 dB.
The loudness ‘L’ of sound (sound level) in dB, with intensity ‘I’ in watts per square metre (W/m^2) is given by the formula L= 10 log (I/ Ibase0), where Ibase0= 10^-12 W/m^2. Determine the intensity of zeba screaming if the noise level is 80 dB.
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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The loudness ‘L’ of sound (sound level) in dB, with intensity ‘I’ in watts per square metre (W/m^2) is given by the formula L= 10 log (I/ Ibase0), where Ibase0= 10^-12 W/m^2.
Determine the intensity of zeba screaming if the noise level is 80 dB.
Transcribed Image Text:13. The loudness L of sound (sound level) in dB with intensity I in watts per square m.
(W/m2) is given by the formula L = 10 log (-), where I, = 10-12.
Determine th
m2'
of Zeba screaming if the noise level is 80 dB.
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