Answer Happy

solve step by step please
Given is a two-pipe series system. The total pressure drop is PA-PB=150,000 Pa, and the elevation drop is ZA-ZB-5 m. The fluid is water at 40 °C. Calculate the flow rate Q in m³/h through the system. The pipe data are A. Pipe 1 2 L, m 100 150 d, cm 8 6 €, mm 0.24 0.12 Eld 0.003 0.002 . B