1. What is the ratio of the cross-sectional area at point 1 to the cross-sectional area at point 2?  A1/A2=   2. What is the difference in pressure between points 1 and 2? (Find P2 - P1) P2 - P1 =   3. Which direction is the water flowing through the pipe?

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Q: 1 m 2 m E 2 m H 1 m -2 m -1 m-

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Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.