Physics Laboratory Manual
4th Edition
ISBN: 9781133950639
Author: David Loyd
Publisher: Cengage Learning
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Chapter 22, Problem 8PLA
To determine
The average speed of sound from the three resonance.
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What will be the fundamental frequency (lowest frequency associated with a standing wave) and the next two standing wave frequencies for a 26 cm long organ pipe if it is a) open and b) closed? Assume that the speed of sound in this situation is 343 m/s.
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Chapter 22 Solutions
Physics Laboratory Manual
Ch. 22 - Prob. 1PLACh. 22 - How are standing waves produced?Ch. 22 - What name is given to a point in space where the...Ch. 22 - What name is given to a point in space where the...Ch. 22 - What are the conditions that must be satisfied to...Ch. 22 - For an ideal resonance tube an antinode occurs at...Ch. 22 - A student using a tuning fork of frequency 512Hz...Ch. 22 - Prob. 8PLA
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- The tension force of a guitar string is 107 N. The string has a fundamental frequency of 247 Hz and the distance between its fixed ends is 0.58 m. What should be the string's mass? Please show your work below. (Hint: the length of the string is half of the wave length)arrow_forwardIf the velocity of the sound on air is v=343 m/s and the wavelength λ=0.67 meters, what is the frequency of the sound? Show your claculationsarrow_forwardSound waves move in air at a speed of 340 m/s. A trumpet plays a note: the sound wave made by the trumpet has a wavelength of 0.5 m. The sound wave then travels into a concrete wall. a. What is the frequency of the wave in air? Show your work. b. The same wave has a wavelength of 10 meters in the concrete wall. What is the speed of sound in the concrete? Show your work.arrow_forward
- A wave on a string has the wavefunction y(x,t)=0.075sin(16.3x−1.78t) where x and y are in meters and t is in seconds. What is the wavelength of this wave? What is the frequency of this wave in Hertz? What is the speed of this wave? Please show all workarrow_forwardA periodic wave of wavelength 1.7m and frequency 12.04Hz propagates along a string. What is the wave velocity in units of m/s? Note: In the space below, please enter you numerical answer. Do not enter any units. If you enter units, your answer will be marked as incorrect.arrow_forwardThe sound from a cricket's chirp travels at 32.5 m/s and has a wavelength that is 3.2 m long. What is the frequency of this sound? Use the GUESS method to solve this problem and be sure to show all of your workarrow_forward
- Mac and Tosh stand 8 meters apart and demonstrate the motion of a transverse wave on a string. The wave can be described as having a vertical distance of 32 cm from a trough to a crest, a frequency of 3.4 Hz, and a horizontal distance of 48 cm from a crest to the nearest trough. Determine the amplitude, wavelength, and speed of such a wave. Show all of your work and explain your steps for solving the problemarrow_forwardAnna Litical ties a rope to a tree, stands 7.2 m away, and vibrates the rope up and down with 28 complete cycles in 5.0 seconds. The resulting standing wave pattern is shown in the diagram at the right. Use this information and the diagram to determine the amplitude, wavelength, frequency and speed.arrow_forwardCalculate the Sound Pressure Level in dB for a sound source that produces 3.2 x 10-3 Pa. Enter the answer including the units. Round to the nearest whole number. Show your work on the scratch paper.arrow_forward
- Please complete and show all work for b, c, and d. (a) A steel wire with mass 29.9 g and length 1.16 m is strung on a bass so that the distance from the nut to the bridge is 1.10 m. (a) Compute the linear density of the string.2.58e-2 kg/m(b) What velocity wave on the string will produce the desired fundamental frequency of the E1 string, 41.2 Hz?(c) Calculate the tension required to obtain the proper frequency.(d) Calculate the wavelength of the string's vibration.(e) What is the wavelength of the sound produced in air? (Assume the speed of sound in air is 343 m/s.)8.3 marrow_forwardWhat is the intensity, in W/m2, of a sound source that has a level 9 dB higher than a source with intensity of 5x10-7 W/m2? Enter the answer including the units. Put your answer in standard scientific notation d.dd (round to two significant digits). Show your work on the scratch paper.arrow_forwardThe acoustical system shown in the figure below is driven by a speaker emitting sound of frequency 730 Hz. (Use v = 343 m/s.) If constructive interference occurs at a particular instant, by what minimum amount should the path length in the upper U-shaped tube be increased so that destructive interference occurs instead?m (b) What minimum increase in the original length of the upper tube will again result in constructive interference?arrow_forward
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