A dB meter registers 121 dB when placed 1.60 m in front of a loudspeaker. Assuming uniform spherical spreading of the so

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answerhappygod
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A dB meter registers 121 dB when placed 1.60 m in front of a loudspeaker. Assuming uniform spherical spreading of the so

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A dB meter registers 121 dB when placed 1.60 m in front of a loudspeaker. Assuming uniform spherical spreading of the sound, how far away would the intensity level be a somehow reasonable 74 dB? m
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