Please show work

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answerhappygod
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Please show work

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Please show work
Please Show Work 1
Please Show Work 1 (81.15 KiB) Viewed 35 times
You a speaker putting out 7.5 watts of sound power. It is omni-directional. a What the Intensity at 2 meters. b What is the Decibel level at 2 meters. Repeat both for a distance of 8 meters.
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