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P221_HWA14_2008 - Problems from the HR&W text(take note...

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P221 Homework Assignment # 14 Due FRIDAY 25 April 2008 (60 Points total) Recall from the syllabus, that this is a bonus assignment. You may hand it in if you wish to have this score replace your lowest score on an earlier assignment. If you do not wish to hand in this assignment, you will not be penalized; however, you may wish to work the problems in any case, since they will be good practice for that part of the final dealing with the last 4 lectures of the course. Please write out complete solutions (not just provide answers) to the following
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Unformatted text preview: Problems from the HR&W text (take note: these are from the “Problems” section, not the “Questions” section of each chapter). Each question will be graded out of 10 points. Chapter 17: Problems: 14, 18, 36, 60 Chapter 18: Problems: 20 and 42 NOTE: for 17-36, you may assume that both sources of sound are located at the same position; Why? Also in 17-36, when they ask for the sound level difference, they want to know the difference expressed in dB....
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