The following figure shows a gas bubble confined in a capillary tube. The tube is wet by water in the presence of gas and by oil in the presence of gas. The bubble is motionless. The pressure in the oil phase is 7 x 106 dynes/cm2. What is the pressure in the water phase that will just cause the gas bubble to be displaced to the right? Data: rĄ= 0.01 cm; r;= 0.004 cm; ơgw= 70 dynes/cm; ogo= 40 dynes/cm 10 Gas 30° Oil Water B

Fundamentals of Geotechnical Engineering (MindTap Course List)
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ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
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Chapter7: Seepage
Section: Chapter Questions
Problem 7.1P
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The following figure shows a gas bubble confined in a capillary
tube. The tube is wet by water in the presence of gas and by oil in
the presence of gas. The bubble is motionless. The pressure in
the oil phase is 7 x 106 dynes/cm?. What is the pressure in the
water phase that will just cause the gas bubble to be displaced to
the right?
Data: rĄ= 0.01 cm; r;= 0.004 cm; ogw= 70 dynes/cm; o9o= 40
dynes/cm
10
Gas
30' Oil
Water
В
A
Transcribed Image Text:The following figure shows a gas bubble confined in a capillary tube. The tube is wet by water in the presence of gas and by oil in the presence of gas. The bubble is motionless. The pressure in the oil phase is 7 x 106 dynes/cm?. What is the pressure in the water phase that will just cause the gas bubble to be displaced to the right? Data: rĄ= 0.01 cm; r;= 0.004 cm; ogw= 70 dynes/cm; o9o= 40 dynes/cm 10 Gas 30' Oil Water В A
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