139. A 300 mm diameter pipe discharges water at a rate of 200 li/s. Point 1 on the pipe has a

pressure of 260 kPa and 3.4 m below point 1 is point 2 with a pressure of 300 kPa. Compute the

head loss between points 1 and 2.

A. 4.29 m B. 2.59 m

C. 6.32 m D. 1.87 m