Q1. A pipeline connecting two tanks contains 3 standard long elbows (90) deg), Tee-entry from leg, one gate valve and one globe valve both fully open. the line is commercial steel pipe, 30 mm internal diameter, 150 m length. The fluid transported in the pipes has viscosity 0.85 mNs/m2, density 980 kg/m3. Calculate the total pressure drop due to friction when the flow rate *.is 3800 kg/h