What Is Pressure Altitude?

Answer

Pressure altitude is simply altitude that is indicated by an altimeter when it is set at 1013.2 millibars or 29.92 inches Hg. It is used in aircraft's to determine the density altitude and air speed.
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Ask.com Answer for: what is pressure altitude
pressure altitude
NOUN [METEOROLOGY]
1.
the altitude for a given pressure in a standard atmosphere, such as that registered by a pressure altimeter.
Source: Dictionary.com
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