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(a) How much more intense is a sound that has a level 17.0

Chapter 17, Problem 20

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QUESTION:

Problem 20PE

Problem(a) How much more intense is a sound that has a level 17.0 dB higher than another? (b) If one sound has a level 23.0 dB less than another, what is the ratio of their intensities?

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QUESTION:

Problem 20PE

Problem(a) How much more intense is a sound that has a level 17.0 dB higher than another? (b) If one sound has a level 23.0 dB less than another, what is the ratio of their intensities?

ANSWER:

Solution 20PE

Initial intensity   w/

17 dhigher new intensity let )

initial intensity level  =

                =  ()

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