15.5.1 - Conservation of Mass
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Practice Questions
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What does the conservation of mass state?
💡 Hint: Think about a system where mass stays the same.
Name one type of control volume.
💡 Hint: Consider whether the volume stays still or changes shape.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the conservation of mass imply?
💡 Hint: Think about a closed container.
The Reynolds transport theorem relates to which aspect of fluid mechanics?
💡 Hint: Consider mass in a defined area.
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Challenge Problems
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A pipeline transports water at 5 m/s with a diameter of 0.1 m. Calculate the mass flow if the water density is 1000 kg/m³.
💡 Hint: Use mass flow rate formula: ρAV.
If a tank has an inflow rate of 3 m³/s and an outflow rate of 2.5 m³/s, determine the change in water volume over 10 seconds.
💡 Hint: Look at the difference between inflow and outflow rates.
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