si CAUTION O dB does not mean zero intensity N В in TABLE 16-2 in Intensity of Various Sounds 20 Sound Level Intensity (dB) (W/m2 Source of the Sound T Jet plane at 30 m Threshold of pain 140 100 120 1 Loud rock concert 120 1 1 x 102 Siren at 30 m 100 1 x 103 Truck traffic 90 Busy street traffic Noisy restaurant 1 x 10 1 x 10 S 3 x 10 1 x 10-8 1 x 10- 70 Talk, at 50 cm 65 Quiet radio 40 Whisper 30 1 x 1011 Threshold of hearing 01 x 1012 Rustle of leaves 10

Question

How many orders of magnitude is the intensity increase between a quiet radio and busy street traffic

si
CAUTION
O dB does not mean zero intensity
N
В
in
TABLE 16-2
in
Intensity of Various Sounds
20
Sound
Level Intensity
(dB) (W/m2
Source
of the Sound
T
Jet plane at 30 m
Threshold of pain
140
100
120
1
Loud rock concert
120
1
1 x 102
Siren at 30 m
100
1 x 103
Truck traffic
90
Busy street traffic
Noisy restaurant
1 x 10
1 x 10 S
3 x 10
1 x 10-8
1 x 10-
70
Talk, at 50 cm
65
Quiet radio
40
Whisper
30
1 x 1011
Threshold of hearing 01 x 1012
Rustle of leaves
10

Image Transcription

si CAUTION O dB does not mean zero intensity N В in TABLE 16-2 in Intensity of Various Sounds 20 Sound Level Intensity (dB) (W/m2 Source of the Sound T Jet plane at 30 m Threshold of pain 140 100 120 1 Loud rock concert 120 1 1 x 102 Siren at 30 m 100 1 x 103 Truck traffic 90 Busy street traffic Noisy restaurant 1 x 10 1 x 10 S 3 x 10 1 x 10-8 1 x 10- 70 Talk, at 50 cm 65 Quiet radio 40 Whisper 30 1 x 1011 Threshold of hearing 01 x 1012 Rustle of leaves 10

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