A sound absorber attenuates the sound level by 20dB. The intensity decreases by a factor of ____________ a) 100 b) 1000 c) 10000 d) 10
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A sound absorber attenuates the sound level by 20dB. The intensity decreases by a factor of ____________
a) 100
b) 1000
c) 10000
d) 10
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