A smooth pipe of diameter 200 mm carries water. The pressure in the pipe at section S1 (elevation: 10 m) is 50kPa. At Section S2 (elevation: 12 m) the pressure is 20 kPa and velocity is 2 ms-1. Density of water is 1000 kgm-3 and acceleration due to gravity is 9.8 ms-2. Which of the following is TRUE?

flow from S2 to S1 and head loss is 1.06 m

flow from S1 to S2 and head loss is 0.53 m

flow from S2 to S1 and head loss is 0.53 m

flow from S1 to S2 and head loss is 1.06 m

A smooth pipe of diameter 200 mm carries water. The pressure in the pi

1.	A smooth pipe of diameter 200 mm carries water. The pressure in the pipe at section S1 (elevation: 10 m) is 50kPa. At Section S2 (elevation: 12 m) the pressure is 20 kPa and velocity is 2 ms-1. Density of water is 1000 kgm-3 and acceleration due to gravity is 9.8 ms-2. Which of the following is TRUE?
A.	flow from S1 to S2 and head loss is 0.53 m
B.	flow from S2 to S1 and head loss is 0.53 m
C.	flow from S1 to S2 and head loss is 1.06 m
D.	flow from S2 to S1 and head loss is 1.06 m
Answer» D. flow from S2 to S1 and head loss is 1.06 m

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