The psi, or pounds per square inch, is a unit of pressure (P) using the foot-pound-second (FPS) system. To calculate psi, divide the force applied (F) with the area (A). More »

To calculate the pounds per square inch (psi) from the compression ratio, one needs the compression ratio and the atmospheric pressure measurement. Then, the first number in the compression ratio is multiplied by the atm... More »

The average professional heavy weight boxer hits at between 1,200 to 1,700 pounds per square inch, or psi. Legendary boxer Mike Tyson had a punch that was measured at 1,800 psi, or almost one ton of force per square inch... More »

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"PSI" is an acronym that stands for "pounds per square inch," and it is the standard unit of measurement for pressure. When measuring tire pressure, the PSI is equal to the pounds of air pressure being exerted on a 1-squ... More »

A regulation NBA basketball must contain between 7 1/2 and 8 1/2 pounds of pressure per square inch, or PSI. The ball also must exhibit an official NBA approval mark. More »

The average strength of a dog bite is 320 to 325 PSI, or pounds per square inch. The actual strength varies from one breed to another and from one dog to another. Pit bulls have a PSI of 235, German shepherds have a PSI ... More »

The average professional heavy weight boxer hits at between 1,200 to 1,700 pounds per square inch, or psi. Legendary boxer Mike Tyson had a punch that was measured at 1,800 psi, or almost one ton of force per square inch... More »

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