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Posted by on Thursday, April 1, 2010 at 10:56pm.

When I sing into a microphone, suppose I produce a sound intensity level (SIL) of 40 dB. If you can sing at 60 dB, what is the ratio of our produced sound intensities (yours divided by mine)?

  • science - , Thursday, February 28, 2013 at 2:05am

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