Задача id10779

Determine the maximum permissible non-cavitation speed of water in a steel pipeline Vpr in front of the control valve at a water temperature of 20°C, if the coefficient of local resistance of the valve e = 1. Pipeline diameter d = 0.05 m, distance from the entrance to the pipeline to the valve l = 10 m , pressure at the pipeline inlet p0 = 105 Pa.

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