96.26: If the speed of sound in air is 340 m/s, the length of the organ v:fk -4 jviw 7y*fqx,ypipe, open at both ends, that can resonate at wjy xv-:k, 4 y*vff7iqthe fundamental frequency of 136 Hz, would be:

  98.35: A pipe that is closed at one end and open at the other resonates at amdj 7hzf vpcpeie..47yn4 t+xdc79 xd+rpp7: fundamental frequency of 240 Hz. The next lowest/highest frequency it djd ye+cx4dneph+.t p:47 p7.zci f77rm9xvp resonates at is most nearly

  A natural horn (trumpet with no valves) is similar to ol00s5jd :g e h )ok7*sa omy5+;eattian pipe open at both ends. A musician plans to create a fundamental frequency of 256 Hz (middle C) using the horn.0yg *5dh:a+mso0j)aotse kel ot;i75
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 simil0g6 vvet,gqcq xi9 3.17tca eyt0py6zar to an pipe open at both ends. A musician plans to create a fundamenyct i9y q0 61agp06etvg qt.zxcev,37tal 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 ope)a s;tk5p;)+wrktltrn 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 forkyu: s2p)93 filpsyf )k and an air column of size 39 cm. The next highest resonance occurs with an air column of 65 cm. What is the frequency of the tuning fork? Assume that the speed of sound if)upys:fls)2 k 3piy9s 343 m/s.

  08.27: A tube of lengt-hcn6cxb:d-i;fh yb *h $L_1$ 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 ont3r3fbf3u 1 e jl4esdpp 0p2n,ly one 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 would be needed 4ff dt33e 1sbpule0,3rj2ppnat the open end?

  11.43: A standing wave is create07xjp8 + ju1ku9mxu i0(eacby d in an air-filled tube open at both ends when a tunju79y10ju up(cx k+ai bem8x0 ing 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 tube? Assume room temperature

  14.21: A tuning fork placed over a 57 cm column of air closed only at it,dhbu0)z(2hbe8b h c bs bottom end produces a standing wave in the 3rd harmonic. The speed of sound in b2b ,cbd)hh8h 0zeu(bair is 342 m/s. What is the frequency of the tuning fork?

  09.06: For a standing wave mode on a string fixedr+g 6sz.vjzm+n : atsb7my4*k at both ends, adjacent antinodes are separated by a distance of 20 cm. Waves travel on this string at+r mvgyz+j7 a*bz4.m:n6s kst a speed of 1200 cm/s. At what frequency is the string vibrated to produce this standing wave?

  The diagram below representso 3 .cqe)c1 6itts 8a3gop ng3o2l;v.xh2tzdr 5 different standing sound waves set up inside of a set of organ pipes 1 mdgpho)o6gc.tt tzn2l3i 8.3xs 2oacr qv1e3; eter long.

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

  The diagram below represents 5 diffey3wlm6rod- a- rent standing sound waves set up inside of ry6ow dma-3 l-a set of organ pipes 1 meter long.


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 open at botp ;wwf w,f;ct2h ends that is filled with air. As a result, w;w ;wcftp2,fa 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 freque ux3hn:luoh(;-a80 roy zz7 sfncy signal of 57.0 Hz in phase with each other. The speed of sound is 342 m/s. How ma3x- ohnu7u ( azol:y;08srzfhny locations of complete destructive interference of the incoming signals are there on the line between the speakers?

  16.27: A tuning fork of b f /mhx, bzc*9gl88gffrequency f is placed over a long tube closed at one end producing the third lowest frequency standfmg9 zhbl*,cbg8/ xf8 ing wave for the tube. What frequency tuning fork would be needed to produce the fourth lowest frequency standing wave?

  17.36: A scientist per:7guq 2cf q/fq 7mb.8pny k2vbforms an experiment in which she determines the 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 straight line fit through the data. Representing the slope of the line as m, which one of the following8p7/ g u.2 cqyq7nqfbb vkfm:2 choices correctly identifies the speed of waves through the gas in the experiment?