Druk: Verskil tussen weergawes
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Lyn 25:
Die omgewingsdruk as 'n funksie van hoogte bo seespieel is die volgende:
<math>P = 101.325 (1 - 2.25577 \times 10^{-5} H)^{5.25588}</math><ref>[http://www.engineeringtoolbox.com/air-altitude-pressure-d_462.html Air Pressure and Altitude above Sea Level], [http://www.engineeringtoolbox.com/ The engineering toolbox]</ref>
waar:
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