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# HW 19 - HW 19 R e be cca P a tton P Y211,se ction001,S umme...

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6/19/13 HW 19 www.webassign.net/web/Student/Assignment-Responses/last?dep=6057498 1/2 Current Score : – / 9 Due : Thursday, June 20 2013 11:59 PM EDT 1. –/1 points SerCP9 14.P.049. The windpipe of a typical whooping crane is about 4.6 ft long. What is the lowest resonant frequency of this pipe, assuming that it is closed at one end? Assume a temperature of 34 °C. Hz 2. –/2 points SerCP9 14.P.050. The overall length of a piccolo is 32.0 cm. The resonating air column vibrates as in a pipe that is open at both ends. (a) Find the frequency of the lowest note a piccolo can play. Hz (b) Opening holes in the side effectively shortens the length of the resonant column. If the highest note a piccolo can sound is 4,000 Hz, find the distance between adjacent antinodes for this mode of vibration. cm 3. –/1 points SerCP9 14.P.051.WI.soln. The human ear canal is about 3.0 cm long. If it is regarded as a tube open at one end and closed

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HW 19 - HW 19 R e be cca P a tton P Y211,se ction001,S umme...

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