Physics, 11.07.2019 21:40 tyrareed702

Apoint source emits 28.9 w of sound isotropically. a small microphone intercepts the sound in an area of 0.214 cm2, 390 m from the source. calculate (a) the sound intensity there and (b) the power intercepted by the microphone.

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Apoint source emits 28.9 w of sound isotropically. a small microphone intercepts the sound in an are...

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