Thread: The Speed Of Sound !
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Old 16-10-2007, 07:52 AM   #6
commsirac
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Join Date: Sep 2007
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Assume you want it for in air and km/h at your choice of temp?

Speed(km/h) = 72.18 x sqrt(Tc + 273.15). Tc = Celsius temp....
a good approximation is:
Speed (km/h) = 1193 + 2.16Tc
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