The sound level 25 m from a loudspeaker is 71 dB. What is the rate at which

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The sound level 25 m from a loudspeaker is 71 dB. What is the rate at which sound energy is produced by the loudspeaker, assuming it to be an isotropic source?

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Jun 06, 2016 05:20 AM

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The sound level 25 m from a loudspeaker is 71 dB. What is the rate at which

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