An outside loudspeaker considered a small source emits, Ask an Expert

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An outside loudspeaker (considered a small source) emits sound waves with a power output of125W.

a) Find the intensity10.5m from the source.
W/m2
b) Find the intensity level in decibels at that distance.
dB
c) At what distance would you experience the sound at the threshold of pain, 120 dB?

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Reference No.:- M91087053

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