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A U-shaped tube open to the air at both ends contains some
Chapter 12, Problem 12.59(choose chapter or problem)
A U-shaped tube open to the air at both ends contains some mercury. A quantity of water is carefully poured into the left arm of the U-shaped tube until the vertical height of the water column is 15.0 cm (Fig. P12.59).
(a) What is the gauge pressure at the water mercury interface?
(b) Calculate the vertical distance h from the top of the mercury in the right hand arm of the tube to the top of the water in the left-hand arm.
Questions & Answers
QUESTION:
A U-shaped tube open to the air at both ends contains some mercury. A quantity of water is carefully poured into the left arm of the U-shaped tube until the vertical height of the water column is 15.0 cm (Fig. P12.59).
(a) What is the gauge pressure at the water mercury interface?
(b) Calculate the vertical distance h from the top of the mercury in the right hand arm of the tube to the top of the water in the left-hand arm.
ANSWER:Step 1 of 4
(a) The absolute pressure at the water mercury interface is given by,
The gauge pressure at the water mercury interface is given by,
That is,