18. Waves & Sound
Sound Intensity
Multiple Choice
Multiple ChoiceA sound wave from a police siren has an intensity of 0.01 W/m2 at a certain distance. A second sound wave from an ambulance has a sound intensity level 8 dB greater than the police siren, when measured at the same distance. What is the sound intensity level (in dB) of the sound wave due to the ambulance?
A
8.01 dB
B
108 dB
C
0.063 dB
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