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5 cards from this section. Quick, good the night before a test.
What is the definition of laminar flow?
Think about how a calm river flows.
Define Reynolds number.
What does it measure regarding flow patterns?
What characterizes turbulent flow?
Think of a turbulent river vs. a calm stream.
True or False: Reynolds numbers below 2300 indicate turbulent flow.
What happens to flow at different Reynolds numbers?
An engineer is designing a pipeline where water flows with a maximum velocity of 3 m/s. Calculate the Reynolds number, given the diameter is 0.2 m and dynamic viscosity is 0.001 Pa.s. Discuss if the flow will be laminar or turbulent.
Use the formula for Reynolds number, adjusting values as necessary.
Given the fluctuating velocity components in a turbulent flow as u'=0.5 m/s for the x-direction. If the density of the fluid is 1000 kg/m³, calculate the mass flux due to these fluctuations. Explain its importance in mass transport.
Consider both mass and momentum interactions in turbulent flow.
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