An opening of area 0.280 cm2 in an otherwise closed beverage keg is 40.5 cm below the level of the liquid (of density 1.06 g/cm3) in the keg. What is the speed of the liquid flowing through the opening if the gauge pressure in the air space above the liquid is (a) zero and (b)0.480 atm?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter15: Fluid Mechanics
Section: Chapter Questions
Problem 18P
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An opening of area 0.280 cm2 in an otherwise closed beverage keg is 40.5 cm below the level of the liquid (of density 1.06 g/cm3) in the keg. What is the speed of the liquid flowing through the opening if the gauge pressure in the air space above the liquid is (a) zero and (b)0.480 atm?

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