Question: A fluid is flowing through a sudden enlargement, in which the initial and final diameters are D1 and D2, respectively. At what ratio D1/D2, will

A fluid is flowing through a sudden enlargement, in which the initial and final diameters are D1 and D2, respectively. At what ratio D1/D2, will the pressure rise P2P1 be a maximum for a given upstream velocity v1

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