96.26: If the speed of sound in air is 340 m/s, the length of the organ .8xrc 7/)jxfjxuhy : pc-m*napipe, open at both ends, that can resonate at the fundamental frequency of 136 Hz, wo8hxxu. jc xam :j-pcf7)*ry/nuld be:

  98.35: A pipe that is closed at one end and open at the other reskr1v-/g6 +wkjbhn8a h onates at a fundamental frequency of 240 Hz. The next lowest/highest frequency it resonates at81/w6 rhgkj+kv-bh a n is most nearly

  A natural horn (trumpet with no valves) is similar to an pipe open at both e3 71p +owblvpbf6jp.aajl5w 9nds. A jw3pap7l1plbwv59oab6.+f j musician plans to create a fundamental frequency of 256 Hz (middle C) using the horn.
00.33: If sound travels at 350 m/s, what must be the length of this horn?

  A natural horn (trumpet with no valves 4cul s,bp3j2q) is similar to an pipe open at both ends. A musician plans to sp, uq42 b3jlccreate a fundamental frequency of 256 Hz (middle C) using the horn
00.34: A talented musician can produce a number of overtones on this natural horn, What would be the frequency of the fourth overtone produced when the musician is playing a middle C fundamental?

  05.09: A tube is open9a0qml3 ivh7 y at both ends with the air oscillating in the $4^{th}$- harmonic. How many displacement nodes are located within the tube?

  07.24: A resonance occurs with a tuning fork and an aireg4hd6i/u. 52p kq *mkv.wd vg column of size 39 cm. The next highest resonance occurs with an air column of 65 cm. What is the vek5 dgu2gwpd.k/46.vi qh* m frequency of the tuning fork? Assume that the speed of sound is 343 m/s.

  08.27: A tube of lengq of0n wulm-*0th $L_1$ is open at both ends. A second tube of length $L_2$ is closed at one end and open at the other end. This second tube resonates at the same fundamental frequency as the first tube. What is the value of $L_2$ ?

  10.17: A tube of air open at only one end is vibrating i: 4-ra ( bb1v)zixjdqvn the 5th-harmonic from a tuning fork of frequency 120 Hz placed at the open end. If this tube of air were to vibrate at its fundamental frequency, what frequency tunizv a)br( d4x:iv -bqj1ng fork would be needed at the open end?

  11.43: A standing wave is created in an air-filled tube open at both endk4+hutdvrfz+ syh ib. 1eo w9 1/q2 b2whx,bk(s when a tuning fork of frequency 552 Hz is placed near one of the open ends. A tuning fork of frequency 644 Hz produces the next highest harmonic for this tube. What is the length of the open+khbh1v/fw y(b22 q +ho1wzisuxrbed .k9 ,4t tube? Assume room temperature

  14.21: A tuning fork placed over a 57 cm column of air closed only at its bottgb y)6-d 6t1*o llo0mcbx u0sqom end produces a standing wavmob0 clo0t 66)u*1- sq bgdxlye in the 3rd harmonic. The speed of sound in air is 342 m/s. What is the frequency of the tuning fork?

  09.06: For a standing wave mode on a strigy 6+wbm3v /lkng fixed at both ends, adjacent antinodes are separated by a distance of 20 cm. Waves travel on this string at ag3/ml +wvy6bk speed of 1200 cm/s. At what frequency is the string vibrated to produce this standing wave?

  The diagram below represents 5 diuo7k*pj3 :1 ;ckdt /)ib etqlof-6r xtfferent standing sound waves set up inside of a set of organ pipes 1 meted- kt/ t eiqo7bpt 6 1cro:uf3*k)jlx;r long.

01.25: What is the length of the longest wavelength shown?

  The diagram below represents 5 different standi(46vwp dx:ujilk ./m,jgniam,:4o nzng sound waves set up inside of a set of organ pipes 1 meter j m lkmd.oz(una:,i4j,p/:4xivngw6long.


01.26: Which organ pipe shows a standing wave which has twice the frequency of one of the other
waves shown?

  
Similary AP pastpaper question: Which of the following statements correctly relates the frequencies of
the organ pipes shown? Select two answers.

  15.18: A 680 Hz tuning fork is placed over a tunjq dxtum. 39ty.lck c *z+qke0i b6(6be open at both ends that is filled with air. As a result, a standing wave intj .6 zt xkc. e3 qul9bdy*c60mi+n(kq the $3^{rd}$-harmonic is produced. The speed of sound in air is 340 m/s. What is the length of the tube?

  15.33: Two spherical speakdvs)hc(--xw.xs-y pp ers separated by 30.0 m each emit a constant frequency signal of 57.0 Hz in phase with each other. The speed of sound is 342 m/s. How many locatpsxc-p( sdy-. w)-hv xions of complete destructive interference of the incoming signals are there on the line between the speakers?

  16.27: A tuning fork of fra l)w,vn*7 jgunhv, 8lequency f is placed over a long tube closed at one end producing the third lowest frequency standing wave for the tube. What frequency tuning fork would b )gan 7whl8,lvn*vj, ue needed to produce the fourth lowest frequency standing wave?

  17.36: A scientist performs an experiment in which she determines je2i /1:sfbz,qh;d j sthe shortest length of a gas column needed to create resonance for a vibrating tuning fork over a tube closed at one end. She plots the gas column length against the inverse of the frequency for a set of tuning forks and finds that she has a ss fh; /:e1jjszq,di 2btraight line fit through the data. Representing the slope of the line as m, which one of the following choices correctly identifies the speed of waves through the gas in the experiment?