A 2 km long pipe of 0.2 m diameter connects two reservoirs. The differ – McqOptions

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1.	A 2 km long pipe of 0.2 m diameter connects two reservoirs. The difference between water levels in the reservoirs is 8 m. The Darcy-Weisbach friction factor of the pipe is 0.04. Accounting forfrictional, entry and exit losses, the velocity in the pipe (in m/s) is:
A.	0.63
B.	0.35
C.	2.52
D.	1.25
Answer» B. 0.35

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