HW3_2007_v2 - Homework 3_rev Acoustics I due date: November...

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Homework 3_rev Acoustics I due date: November 19 2007 (1) An expansion chamber muffler is shown below. If, 2 Sa π = , a is 2 cm, , temp = 80 1 20 S = S 0 C, calculate and plot the power transmission coefficients T for the muffler with an anechoic termination shown below for the frequency range 0-3,000 Hz. Π i P r P S S 1 S L 1 (2) Calculate and plot T for the system shown below if temp = 80 Π 0 C for 0-3000 Hz. (* The system can be described as: 15 cm long 10 cm radius pipe + (side branch of 10
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This note was uploaded on 10/19/2009 for the course MECH 666 taught by Professor Kim during the Fall '07 term at University of Cincinnati.

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