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As shown in the figure, water is flowing in a pipeline. At point 1 the water speed is 5.90 m/s. Point 2 is 5.20 m above point 1. The cross-sectional area of the pipe is at point 1 and at point 2. What is the pressure difference p 1-p 2 between points 1 and 2? Treat the water as an ideal incompressible fluid.
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