Question

What is PSI ? INFORMATION ABOUT PSI​

Answer 1

Answer:

The pound per square inch or, more accurately, pound-force per square inch is a unit of pressure or of stress based on avoirdupois units. It is the pressure resulting from a force of one pound-force applied to an area of one square inch. In SI units, 1 psi is approximately equal to 6895 N/m²

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Answer 2

Answer:

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PSI: Pound per Square Inch.

PSI is the measure of force which is exerted on one square inch area.

PSI stands for 'pound per square inch'. It's basically how much 'force' is in a certain area. Or, to be precise - it's one pound-force applied to an area of one square inch.