Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 23, Problem 25SP
If the speed of sound in air is found to be 343.2 m/s, what is the temperature of that air?
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A sound wave has a frequency of 632 Hz in air and a wavelength of 0.51 m. What is the temperature of the air? Assume the velocity of sound at 0°C is 331 m/s. Answer in units of °C.
On a hot summer day, the temperature of air in Arizona reaches 112°F. What is the speed of sound in air at this temperature? (The speed of sound at 0°C is 331 m/s. Use the conversion 0°C = 273 K as necessary.)
On a hot summer day, the temperature of air in Arizona reaches 113°F. What is the speed of sound in air at this temperature? (The speed of sound at 0°C is 331 m/s. Use the conversion 0°C = 273 K as necessary.) m/s
Chapter 23 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 23 - 22. Three seconds after a gun is fired, the person...Ch. 23 - 23. What is the speed of sound in air when the air...Ch. 23 - 24. A longitudinal wave with a frequency of 100 Hz...Ch. 23 - 25. If the speed of sound in air is found to be...Ch. 23 - 26. An autofocusing camera sends out a pulse of...Ch. 23 - 27. It’s often claimed that for every second of...Ch. 23 - 28. A shell fired at a target 800 m away was heard...Ch. 23 - 29. In an experiment to determine the speed of...Ch. 23 - 23.30 [II] A disk has 40 holes around its...Ch. 23 - 23.31 [I] The bulk modulus of seawater is 2.1 GPa....
Ch. 23 - 32. Use Eq. (23.2) to determine the approximate...Ch. 23 - 33. Compute the speed of sound in helium gas at...Ch. 23 - 23.34 [II] Determine the speed of sound in carbon...Ch. 23 - 23.35 [II] Compute the molecular mass M of a gas...Ch. 23 - 23.36 [II] At S.T.P., the speed of sound in air is...Ch. 23 - Prob. 37SPCh. 23 - 23.38 [II] A bar of dimensions and mass 2.00 kg...Ch. 23 - 39. Find the speed of compression waves in a metal...Ch. 23 - Prob. 40SPCh. 23 - 23.41 [I] The level of normal speech exchanged...Ch. 23 - 42. The threshold of human hearing is an intensity...Ch. 23 - 23.43 [II] A machine produces a sound level of 80...Ch. 23 - 44. Suppose the intensity of sound increases by a...Ch. 23 - 45. If the intensity level of sound is to be...Ch. 23 - 46. Suppose we add ±3.0 dB to the intensity level...Ch. 23 - 23.47 [I] If the intensity of sound changes, the...Ch. 23 - 23.48 [I] Redo Problem 23.45 using Eq. (23.9).
Ch. 23 - 49. A sound has an intensity of 5.0 × 10−7 W/m2....Ch. 23 - 50. A person riding a power mower may be subjected...Ch. 23 - 23.51 [II] A rock band might easily produce a...Ch. 23 - 23.52 [II] A whisper has an intensity level of...Ch. 23 - 23.53 [II] What sound intensity is 3.0 dB louder...Ch. 23 - 23.54 [II] Calculate the intensity of a sound wave...Ch. 23 - 23.55 [II] What is the amplitude of vibration in a...Ch. 23 - 23.56 [II] One sound has an intensity level of...Ch. 23 - 23.57 [II] An organ pipe is tuned to emit a...Ch. 23 - 23.58 [I] A locomotive moving at 30.0 m/s...Ch. 23 - 23.59 [II] Two cars are heading straight at each...Ch. 23 - 23.60 [II] To determine the speed of a harmonic...Ch. 23 - 23.62 [II] The two sources shown in Fig. 23-4 emit...
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- A sound wave traveling in air has a pressure amplitude of 0.5 Pa. What is the intensity of the wave?arrow_forwardA sound wave in air has a pressure amplitude equal to 4.00 103 Pa. Calculate the displacement amplitude of the wave at a frequency of 10.0 kHz.arrow_forwardTable 17.1 shows the speed of sound is typically an order of magnitude larger in solids than in gases. To what can this higher value be most directly attributed? (a) the difference in density between solids and gases (b) the difference in compressibility between solids and gases (c) the limited size of a solid object compared to a free gas (d) the impossibility of holding a gas under significant tensionarrow_forward
- Rasim and Zhihan are experimenting to determine the speed of sound in m/s in air at 0°C. Assuming air to be made up of diatomic molecules with a molecular mass of 29 g/mol, what is the correct value they should expect for the speed of sound in m/s?arrow_forwardTwo fire trucks are moving toward each other at a rate of 25m/s. If the first fire truck emits a frequency of 10000Hz and the ambient temperature is 40 degree celsius, what will be the observed frequency of the second fire truck.arrow_forwardThe coldest and hottest temperatures ever recorded in Switzerland are -43.2°F (231 K) and 106.7°F (315 K), respectively. What is the speed of sound in air (in m/s) at each temperature? speed of sound at -43.2°F m/s speed of sound at 106.7°F m/sarrow_forward
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- What frequency of sound traveling in air at 40 °C has a wavelength of 0.50 m?arrow_forwardThe accepted value for the speed of sound in dry air is 331.50 m/s at 0 °C. This speed increases by 0.607 m/s for each additional °C. Compute the accepted value for the speed of sound in air at a room temperature of 27 °C, also known as 300 K because T = 273.15 + t ( Here t is in degree Celsius).arrow_forwardScientists in a laboratory produce a sound wave in a simulated environment (air) with a velocity of 416 m/s. What is the temperature (in kelvins) of the environment?arrow_forward
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