Sound Intensity Video Lessons

Concept

# 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:

$\overline{){\mathbf{F}}{\mathbf{=}}{{\mathbf{\left(}}{\mathbf{10}}{\mathbf{\right)}}}^{\frac{\mathbf{L}\mathbf{I}}{\mathbf{10}}}}$, where LI is the sound intensity.

83% (399 ratings)
###### 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

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Sound Intensity concept. You can view video lessons to learn Sound Intensity . Or if you need more Sound Intensity practice, you can also practice Sound Intensity practice problems.