contestada

A horizontal pipeline is 660 mm in diameter and carries oil at a rate of 150 kg/s. this oil has a mass density of 850 kg/m3 and a viscosity of 0.224 paâ‹…s at the temperature of the pipelineif the pressure in the oil is 3.75 atm at the front end, how long can the pipeline be so that the pressure at the far end is no less than 2.50 atm