Задача id10662

Calculate the manometric pressure pm and the pressure force acting on the top cover of a vessel completely filled with water (Fig. ), if the weight of the vessel G = 5•104 N; vessel diameter D = 0.4 m; S2 is the cross-sectional area of the top cover; diameter of the piston acting on the liquid, d = 0.2 m; piston cross-sectional area S1 = 3.14d2/4.

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