96.26: If the speed of sound in air is 340 m/s, the leng*dy mdsai78o zq+ +pe)th of the organ pipe, open at both ends, that can resonate at the fundamental frequz8mo*y )q7d pa+eisd+ency of 136 Hz, would be:

  98.35: A pipe that is close iucv7j oo.iwox+j17(cca f04 d at one end and open at the other resonates at a fundamental frequency of 240 Hz. The next lowest/highoj cxf4.c77v iwo(c au i+jo10est frequency it resonates at is most nearly

  A natural horn (trumpet with no valves) is similar to an pipe open at bo-gscs, 7fp, paru0h l4aa/li,8*khj tth ends. A musician p /i,hja ac84u*-s pkf0s, hr7pltl ,aglans 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 similar to an pipe open at both en9d ya08lr)w8ady+ g klds. A musician plans to create a fundamental frequency of 256ry w l)k8+d ad90ygl8a 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 wiaqfp6a1 qym,x +ytmj4. md +ojbb,y)9th 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 fork4tcpkkc8- puxi; ( +zj and an air column of size 39 cm. The next highest resonance occurs-zctku pp8;+jkc4(x i with an air column of 65 cm. What is the frequency of the tuning fork? Assume that the speed of sound is 343 m/s.

  08.27: A tube of length 3vqr)2 4uyrvtg 9yhq a5e m+;f$L_1$ 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 in the 5th-harmo9 x*( juurptz2nic from a tuning fork of xj(2upr*ut z9 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 iseetgfzm/t:ahv38f8iwk h: :2+hb rl ; created in an air-filled tube open at both ends when a tuning fork of frequency 552 Hz is placed near one of the open ends. A tunint/ ::tw ah+; reb g2z3emikf8:hvlf8hg 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 ove6 aou7 1p 5sr*v3rgcdfr a 57 cm column of air closed only at its bottom end produces a standing wave in the 3rd harmonic. The speed of sound in air i vs5 *ac7g3r6urdofp1 s 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, g8vq1j)w*pza s2 sw*uj eyr;4adjacent antinodes are separated by a distance of 20 cm. Waves travel on this string at a speed of 1200 cm/s. At what frequency is the string vibrated to produc*j1u4q gpy ;)asjv z 28w*wsree this standing wave?

  The diagram below represents 5 different standing sound waves set up inside of ou4si:b0 wf:j5d:i mza set of organ pipes i5zb ujs:0mif w:d:o41 meter long.

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

  The diagram below represents 5 different standing sound waves set up in-nfkxp9g 3yh; side of a set of organ- f;hxyg9nkp3 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,-:m:s cr bfsl placed over a tube open at both ends that is filled with air. As a result, a standing wave i :msscrf- b:,ln 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 sphericalf 82im nawrm,m+enqe ;,v6/r 6*yjkdf speakers separated by 30.0 m each emit a constant frequency sigwm*k6r /d,jr mamye i f682nf n+e;v,qnal of 57.0 Hz in phase with each other. The speed of 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 over a l(r96r( ioodl 5gq1sz dong tube closed at one end prodi6qdo zrl1 (r9( s5goducing the third lowest frequency 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 an experiment in which she determines the jl1) e6lad z/hshortest length of a gas column needed to create resonance for a vibrating tuning fork over a tube closed at one end. She plots thllhe/a)6 dz1 je 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?