Also known as: AP., AP..., ap_
AP stands for various terms. Discover the full forms, meanings, and possible interpretations of AP across different fields and industries.
The amount of air inside the tyre pressing outward on each square inch of tyre, which is expressed in pounds per square inch (psi) or kiloPascals (kPa), the metric designation for air pressure. OR The force created by air pushing on a surface. Or The weight of the atmosphere over a particular point, also called barometric pressure. Average air exerts approximately 14.7 pounds (6.8 kg) of force on every square inch (or 101,325 newtons on every square meter) at sea level.
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