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Author Question: What is the difference between absolute pressure and gauge pressure? What will be an ideal ... (Read 20 times)

yoroshambo

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What is the difference between absolute pressure and gauge pressure?
 
  What will be an ideal response?

Question 2

What creates atmospheric pressure?
 
  What will be an ideal response?



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Kedrick2014

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Answer to Question 1

Absolute pressure starts at a perfect vacuum, no pressure, and goes up. 0 on an absolute pressure scale is the lowest possible reading. Gauge pressure uses the atmospheric pressure as its 0 point. Typically 14.7 psia = 0 psig

Answer to Question 2

The weight of the air in the atmosphere.





 

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