Find the intensity level in decibels at that distance

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Reference no: EM13488667

An outside loudspeaker (considered a small source) emits sound waves with a power output of 80 W.

(a) Find the intensity 9.0 m from the source.

(b) Find the intensity level in decibels at that distance.

(c) At what distance would you experience the sound at the threshold of pain, 120 dB?

Reference no: EM13488667

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