Asked by Prisila

What is the mainstream unit of measuring air pressure?
A. Inches of mercury
B. PSI
C. Pounds per square foot
D. Centimeters of mercury

my answer is a.
Answered by Damon
Depends how old your text is. I use Pascals. PSI is most common in retail engineering. (in your tire for example)
Answered by Damon
By the way a Pascal is a Newton per square meter.
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