Задача id10667

Determine the force of water pressure on the cylindrical wall of the tank (Fig.), as well as the angle of inclination to the horizon of the line of action of this force a, if the radius of the wall is R = 2 m, the width of the wall is B = 3 m, the height of the water level in the piezometer tube mounted on the top tank cover, h = 0.5 m.

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