96.26: If the speed of sound in air is 340 m/s, tbc,k+amib 0m -:t1sp:7j0n sn5cn mdnhe length of the organ pipe, open at both ends, tha1:tsmcn a+n b,sp jdi0cm0 :nmk b5-7nt 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 resonates at a funx kx q6)8k34ww 1svewwdamental frequency of 240 Hz. The next lowest/highest frewxke86w vs 4qw w1x3k)quency it resonates at is most nearly

  A natural horn (trumpet with no valves) is simi 23 n javgmyu-lr 3.d;yj2f2exlar to an pipe open at both ends. A musician plans to create a fundamental freqx.3-urydm2j y 3lv22 ;gaenjfuency 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 vaj7tm7 ;eijb( clves) is similar to an pipe open at both ends. A musician plans to create a fundamental frequency of 256 Hz (middle C) using (ij;jtm7 7 ecbthe 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 openja) 0th*zkqi3 q)e2+txy fcjx3qukw2c7z 7h7 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 wi5m05 j +pvplvvth a tuning fork and an air column of size 39 cm. The next highest resonance occurs with an air column of 65 cm. Wh5mpjv5v0+ plv at is the frequency of the tuning fork? Assume that the speed of sound is 343 m/s.

  08.27: A tube of lengj7ixfa*6c, cyk-x loja*- d )hth $L_1$ 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 vibratijweg1gbfd 2 ,ewqzl l7++no55*uph m9 ng in the 5th-harmonic from a tune1g u+zfllwm*5w5 jhq+b2,png d9e 7oing 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 at the open end?

  11.43: A standing wave is created in an air-filled tube open at both ends whensb7 j- 51 byuqr3hzyt6 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 i5-1tqhbs6br3u jz 7yys 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 ;r 5cjl;a,j nkits bottom end produces a standing wave inn ;l;cjjr5k a, 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 string fixed at both zs(joi91xvle /n8 u/y ends, adjacent antinodes are separated by a distance of 20 cm. Waves travel on this strv//xl ezu189o(nyi js ing 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 standiluq l 1dq0ao 1svsi0n-)-,fup; tpyi5ng sound waves set up inside of a set of organ pipes 1 meter lon)a- i-,st5uq1 0dluopvlfyi0nq1 s p ;g.

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

  The diagram below represents 5 different sta*6:tn,mic eair le4z0kk.t: bnding sound waves set up inside of a set of organ pipes 1 me :i0tk*izl6ca ,ek t4 bm:nr.eter 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 wl.0s hv,k04lhnu xd0a tube open at both ends that is filled witk.l0v,w 4x hh0u0dlnsh air. As a result, a 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 3hf lta0vb )1- ujpihgk(zw7 4.0.0 m each emit a constant frequency signal of 57.0 Hz in phase with each other. The speed of sound is (0b.a 7zf)4ipv-jtgw1hhkl u342 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 placefxl; dasj;5: 7maeqpb k(ox4 hc59no7yk -ns)d over a long tube closed at one end producing the third lowest frequencx57-smfoq l4)a d sc5pe;joxka;n(n7 h:y 9kby standing wave for the tube. What frequency tuning fork would be needed to produce the fourth lowest frequency standing wave?

  17.36: A scientist performs ua0ax kj+arl0y qu96 33epk*g 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 following choices correctly identifies the speed of waves through the gas in the experxl0*g0j 3ua+ryp9ea qua kk36iment?