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Physics, 30.07.2019 18:50 bfell92

Agas-powered lawnmower is rated at 98 db. how many times more intense is the sound of this mower than that of an electric-powered mower rated at 70 db?

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Agas-powered lawnmower is rated at 98 db. how many times more intense is the sound of this mower tha...

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