Question: At a rock concert, a dBdB meter registered 1 2 8 dBdB when placed 2 . 7 mm in front of a loudspeaker on the

At a rock concert, a dBdB meter registered 128 dBdB when placed 2.7 mm in front of a loudspeaker on the stage. The intensity of the reference level required to determine the sound level is 1.01012W/m21.01012W/m2

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