96.26: If the speed of sound in air is 340jrh/kq:72eu h9lv+bp wgs 4ib(s: b5 c m/s, the length of the organ pipe, open at both ends9 e245s: hrjc(pkbb vq/ l+wsbg7i :hu, that can resonate at the fundamental frequency of 136 Hz, would be:

  98.35: A pipe that is closed at one end and open at the other resi5r6oik rbjg-12 hlx4 onates at a fundamental frequency of 240 Hz. The next lowest42jg6k5rr i i- x1lbho/highest frequency it resonates at is most nearly

  A natural horn (trumpet witc+d9b3d)s6h 0clslsfsf x 66dh no valves) is similar to an pipe open at both ends. c96ddff l+ssssbh630xd 6l) cA 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) is similarimxh79m5y nlfp wyt6msx2 926 to an pipe open at both ends. A musft sh 9 y5yi27nm66w2pl xx9mmician plans to create 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 open at both ends with the air o gqz//c6bj9*l*gvey j4 j ja8vi)r nq.t+y0dmscillating 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 aink+.xga,(w u7u0n-vn/ c kmrdkjo 9h5r column of size 39 cm. The next highest resonance occurs with an air column of 65 cm. What is t95k k(hg-r. uwcam7j vkunn0dxo /,+n he frequency of the tuning fork? Assume that the speed of sound is 343 m/s.

  08.27: A tube of length t9p)gat3oz1 r $L_1$ 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 l 6v8ni vueh6((if6ij6; 0enfjgje s8 end is vibrating in 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 tuning fork w;eig8juesi 666 (fhn vni6f0j8l(ej vould be needed at the open end?

  11.43: A standing wave is created in an air-filled tube open at bo1 +;a hxwn;dygth ends when a tuning fork of frequency 552 Hz is placed near one of the open ends. A tuning fork of frequency 644 Hz producxa y1+d;g;w nhes the next highest harmonic for this tube. What is the length of the open tube? Assume room temperature

  14.21: A tuning fork placed over a 57 cm column o9 a5wdd6e7yui2fqf6 v7o )ptrf air closed only at its bottom end produces a standing wave in the 36q)6o yd7 p2fa57witvedr 9 ufrd 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 string fixed at both ends, mypa ; 2b/u; rts,:ucfadjacent antinodes are separated by a distance of 20 cm. Waves travelu syc: t,fm;u;b2rp/ a on this string at a speed of 1200 cm/s. At what frequency is the string vibrated to produce this standing wave?

  The diagram below represents 5 different standing sound waves set up i, m6f o57dzihenside of a set of organezfhmi, o765d pipes 1 meter long.

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

  The diagram below represents 5 diff/ jo7bw7vm 9kferent standing sound waves set up inside of a set of organ pipes 1 meter lo7/m wjv fo7bk9ng.


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 tube otss k,avd:)n rp. rq/;pen at both ends that is filled with air. As a result, rs) a/vt,s.d; q:rpnka standing wave in 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 speakers separated by 30.0 m each emit a constant frequedjobl x2h.0daflu l553 8(n3t w)dtcrd6 r3nkncy signal of 57.0 Hz in phase with each other. The speed oo55.dd3rl03krjwuh cbna8 td lxtnl6f3)( d2f sound is 342 m/s. How many locations of complete destructive interference of the incoming signals are there on the line between the speakers?

  16.27: A tuning fork of frequency f is placed ovep4b.te ,1gc ter a long tube closed at one end producing the third lowest frequency standing wave for the tube. What frequency tuning1,e ge4.tbtc p fork would be needed to produce the fourth lowest frequency standing wave?

  17.36: A scientist performs an expeh6g7 ruix8u9friment in which she determines the shortest length of a gas column needed to create resonance for a vibrating tuning fork over a tube c 6xrf98uu7ihglosed 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 straight 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?