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3 cards from this section. Quick, good the night before a test.
Define irrotational flow.
Think about the relationship between rotation and flow.
What does the continuity equation represent?
Consider conservation principles.
Which of the following describes an irrotational flow?
Think about the concept of rotation in a fluid.
True or False: A flow's vorticity can be non-zero in an irrotational flow.
Reflect on the definition of irrotational flow.
Given the velocity field u = y^2, v = -2xy, prove whether it is irrotational or not.
Recollect the formula for vorticity.
Consider φ(x,y) = 3x^2 + 4y. Is this potential function consistent with an incompressible flow?
Use the Laplace condition in the analysis.
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