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Определить разность уровней воды в колене дифферинциального манометра, если давление газа в сечении 1-1 равно Р1 = 16 кгс/cм², а в сечении 2-2 Р2 = 15,1 кгс/cм². Плотность газа в условиях газопровода равна 1,8 кг/м³.
