Fluid MechanicsMedium
Question
The gauge pressure of 3 × 105 N/m2 must be maintained in the main water pipes of a city. How much work must be done to pump 50,000 m3 of water at a pressure of 1.0 × 105 N/ m2-
Options
A.1011 J
B.1010 J
C.109 J
D.108 J
Solution
Work = ᐃPV = (3 × 105 - 1 × 105) × 150000 = 1010 J
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