19.5 - Momentum Flux Correction Factor
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Practice Questions
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What is a stress tensor?
💡 Hint: Think of it as a way to quantify how force is distributed within an object.
How many components does a stress tensor have?
💡 Hint: Remember that it includes both normal and shear stresses.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a momentum flux correction factor account for?
💡 Hint: Think about how fluids behave under real conditions.
True or False: Shear stress acts perpendicular to the surface.
💡 Hint: Recall the characteristics of different stress types.
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Challenge Problems
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Consider a cylindrical pipe with a radius of 0.1m experiencing laminar flow at 0.2 m/s. Calculate the momentum flux correction factor assuming parabolic velocity distribution.
💡 Hint: Think about integrating velocity moments to correctly account for the non-uniform distribution.
A jet of water strikes a flat surface at an angle. Derive an expression for momentum force considering both the incoming and outgoing velocities.
💡 Hint: Consider how both horizontal and vertical components impact net forces in this scenario.
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