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?

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

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Pressure and Stress

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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:

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