Given: oxygen leaks slowly through a small orifice in an oxygen bottle. the volume of the bottle is 0.1 m³ and the diameter of the orifice is 0.12 mm. the temperature in the tank remains constant at 18% and the mass flow rate is given by m = 0.68 PA/JRT Find: How long will it take the absolute pressure to decrease from 10 to 5 MPa?

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Problem 5.78
Given: oxygen leaks slowly through
a small orifice in
an
oxygen bottle. the volume of the bottle is 0.1 m³
and the diameter of the orifice is 0.12 mm. the
temperature in the tank remains constant at 18°C
and the mass flow rate is given by m = 0.68 PA/√RT
Find: How long will it take the absolute pressure to
decrease from 10 to 5 MPa?
Solution:
Transcribed Image Text:Problem 5.78 Given: oxygen leaks slowly through a small orifice in an oxygen bottle. the volume of the bottle is 0.1 m³ and the diameter of the orifice is 0.12 mm. the temperature in the tank remains constant at 18°C and the mass flow rate is given by m = 0.68 PA/√RT Find: How long will it take the absolute pressure to decrease from 10 to 5 MPa? Solution:
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