A pump discharges water through a horizontal pipeline at 30 L/s. At a point in the suction side of the pump, the diameter is 100 mm and the pressure is 125 kPa while at a point in the discharge side, the diameter is 40 mm and the pressure is 409 kPa. Neglecting losses and elevation changes, what is the efficiency of the pump if it is rated at 25 hp? 67.40% 87.21% 90.35% 81.90% None of the Above

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A pump discharges water through a horizontal pipeline at 30 L/s. At a point in the suction side
of the pump, the diameter is 100 mm and the pressure is 125 kPa while at a point in the
discharge side, the diameter is 40 mm and the pressure is 409 kPa. Neglecting losses and
elevation changes, what is the efficiency of the pump if it is rated at 25 hp?
67.40%
87.21%
90.35%
81.90%
None of the Above
Transcribed Image Text:A pump discharges water through a horizontal pipeline at 30 L/s. At a point in the suction side of the pump, the diameter is 100 mm and the pressure is 125 kPa while at a point in the discharge side, the diameter is 40 mm and the pressure is 409 kPa. Neglecting losses and elevation changes, what is the efficiency of the pump if it is rated at 25 hp? 67.40% 87.21% 90.35% 81.90% None of the Above
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