96.26: If the speed of sound in air is 340 m/s,e4otu852s)) l ope6gp jryq n* the length of the organ pipe, open at both ends, that can resonate at the fundamental frequency of 136 Hz, would b4 r)noet6q ou 5ypejg)8*s2lpe:

  98.35: A pipe that is closed at one end and open at pvqjek 0h:84ien5 v6d the other resonates at a fundamental frequency of 240 Hz. The next lowest/highest frequency it resonates at is most n56v4 ihvp0e: jendq 8kearly

  A natural horn (trumpet with no valves) is similar to an pipe tid, iux581/nj2ap+ ej+ysid open at both ends. A musician plans to creat+te,iiy5+ijjax82 usdp/ nd1 e 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 (trumpet0ee6vd7mf9fm2 xne - i.z*tbz with no valves) is similar to an pipe open at both ends. A musician plans to create a fundamental f 0e 7 etzmfedn9fz.xvi6-*bm 2requency 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 bothg iws02kpc.*,7-08ds t oeza0huznb r 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 ag/i,;m x(c 6netpz m7 z9j9bqwnd an air column of size 39 cm. The next highest resonance occurs with an air column of 65 cm. What is the frez9t/iq bg69c,7m e( mxjnzw;p quency of the tuning fork? Assume that the speed of sound is 343 m/s.

  08.27: A tube of lengthq5x)uj qn. du0 $L_1$ 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-harmonic fr.sznfkwq;ow,m4z5-3q e , ii fom a tuning fork of frequency 120 Hz placed at the open end. If this tube of -qwqi n,.o;si5fwfe3 4kmzz,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 cf m)vt3 k-r yn:1 u9tdc1n/jfends 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 thn1jvfdt1r c3 -9k/c :f)uyntme length of the open tube? Assume room temperature

  14.21: A tuning fork placed over a 5cqe m l8-nsjvaprmvo)h 1e2gl 1p72/,7 cm column of air closed only at its bottom end produces a standing wave in the 3rd harmonic. The speed of sound in air v2 gmncseprj-lm ,eq v 71l8 /)2pa1hois 342 m/s. What is the frequency of the tuning fork?

  09.06: For a standing wave mode on a string fixed at rm ,v: :0a6 arwtwivn8we 1e5rboth ends, adjacent 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 produce this standing w0 ea:tivenr1wwvm5w6r8 ar , :ave?

  The diagram below represents 5 di)rm/0;u a(o,vygm8n;y ablsz 4xg o a;fferent standing sound waves set up inside of a seo uaysl/ zx;yo b m(ram)vgn;;048 ,agt of organ pipes 1 meter long.

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

  The diagram below represents 5 different standing sound waves set up inside of :(y y8fcnxf.,4 kl1vp8w1( lulo bqrs c1qu, l (8fpnfyv k8sol4 :.wylxb1r(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 a7g+ j-zd, mssa tube open at both ends that is filled wita+ sjg,7-d zsmh 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 qew w6v4y/gs6-amivy:tn4 n930.0 m each emit a constant frequency signal of 57.0 Hz n4e:q swa6tv/i 4m -ywyv6gn9 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 pszwpyw0y7 jp( 95tkwq y 4h(c0laced over a long tube closed at one end producing the third lowest frequency standing wave for the tube. What frequency tuning fork would be needed tosjw z47(yq0pt wy 09yhc5 p(kw produce the fourth lowest frequency standing wave?

  17.36: A scientist pt(w7 -4bchs, ar9wclxerforms an experiment in which she determines the shortest length of a gas column needed to create resonance for a vibrating tuning fork over a tube4-s(tc9, lhcwwa xb7r 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 experiment?