Web Results

Speed of sound - Wikipedia


The speed of sound is the distance travelled per unit time by a sound wave as it propagates ..... on the assumption that the wavelength of the sound in the gas is much longer than the average mean f...

The Speed of Sound - The Physics Classroom


Like any wave, the speed of a sound wave refers to how fast the disturbance is passed from particle to particle. While frequency refers to the number of vibrations ...

Calculating the speed of sound - Utah Science


For example the average speed of sound in air is 340 m/s but in water almost 5 times, 1498 m/s. See the chart for sound waves in other mediums. (What is a ...

How fast does sound travel? - Indiana University


The speed at which sound propagates (or travels from its source) is directly influenced by ... Sound in 20° C water travels an average of 1482 m/s, while sound in ...

Speed of Sound Formulas - Engineering ToolBox


Calculation formulas for velocity of sound - sonic velocity - in gases, fluids or solids.

Speed of Sound at different altitudes (km/h, mph, knots)


Speed of Sound (mach) at altitudes depends on temperature not air pressure.

What Is the Speed of Sound? | WIRED


Oct 17, 2012 ... Following Felix Baumgartner's free-fall from the edge of space, a look at the physics of the speed of sound.

Speed of Sound in Air - Hypertextbook


"Sound waves move through air at sea level at a velocity of 343 m/s at room temperature (20 °C). ... "The speed of sound in air is 331.5 m/s at 0 °C." 331.5 m/s

Speed of Sound


Sound travels at different speeds depending on what it is traveling through. ... speed of sound has the same order of magnitude as the average molecular speed ...

Estimation of average speed of sound using deconvolution of ... - NCBI


Estimation of average speed of sound using deconvolution of medical ultrasound data. Shin HC(1), Prager R, Gomersall H, Kingsbury N, Treece G, Gee A.

The speed of sound varies depending on the temperature, pressure, and density of the medium through which the sound waves travel. For dry air at sea level at 68° F, the speed of sound is 767 miles per hour, or 1235 km/h
More Info

Speed of Sound - HyperPhysics


This calculation is usually accurate enough for dry air, but for great precision one must examine the more general relationship for sound speed in gases.

Speed of Sound in Air - Physics


The ideal gas model predicts that the speed of sound in a pure gas will be ... ideal gas, an appropriate average for the speed of molecules in the gas, is given by ...

Temperature and the Speed of Sound - NDE/NDT Resource Center


v is the speed of sound and T is the temperature of the air. One thing to keep in mind is that this formula finds the average speed of sound for any given ...