As shown, an air space above a long tube is pressurized to 50 kPa vacuum. Water (20C)
Chapter 3, Problem 3.15(choose chapter or problem)
As shown, an air space above a long tube is pressurized to 50 kPa vacuum. Water (20C) from a reservoir fills the tube to a height h. If the pressure in the air space is changed to 25 kPa vacuum, will h increase or descrease and by how much? Assume atmospheric pressure is 100 kPa.
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