Sound Intensity Video Lessons

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Problem: A certain sound level is increased by an additional 20 dB. By how much does the intensity increase?a) the intensity increases by a factor of 100b) the intensity does not increasec) the intensity increases by a factor of 2d) the intensity increases by a factor of 20e) the intensity increases by a factor of 200

FREE Expert Solution

Intensity factor:

F=(10)LI10, where LI is the sound intensity.

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Problem Details

A certain sound level is increased by an additional 20 dB. By how much does the intensity increase?

a) the intensity increases by a factor of 100
b) the intensity does not increase
c) the intensity increases by a factor of 2
d) the intensity increases by a factor of 20
e) the intensity increases by a factor of 200

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