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Author Question: What is the difference between absolute pressure and gauge pressure? What will be an ideal ... (Read 84 times)

yoroshambo

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on: Jul 26, 2018
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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Reply #1 on: Jul 26, 2018
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.


yoroshambo

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Reply #2 on: Jul 26, 2018
Thanks


Kedrick2014

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Reply #3 on: Jul 26, 2018
Welcome :)


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