The linkage for a hydraulic jack is shown. If the load on the jack is 2000 lb, determine the ressure acting on the fluid when the jack is in the position shown. All lettered points are ins. The piston at H has a cross-sectional area of A = 2 in?. Hint: First find the force F cting along link EH. The pressure in the fluid is p = F/A. 2000 lb 2 in. 2 in. 30 in. 60% 5 in. Н E F

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Pressure and Stress