sydnieelizabeth sydnieelizabeth

27-03-2018
Physics

contestada

A sound from a source has an intensity of 270 dB when it is 1 m from the source.

What is the intensity of the sound when it is 3 m from the source?

A. 30 dB
B. 90 dB
C. 810 dB
D. 2430 dB

A sound from a source has an intensity of 270 dB when it is 1 m from the source What is the intensity of the sound when it is 3 m from the source A 30 dB B 90 d class=

Respuesta :

27-03-2018

I think it would be B. 90 dB

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