4. A pump is used for the pumping of water from Tank A into Tank B in which the height difference between the surface levels of water is 20 m. The pipe diameter is 400 mm and the pipe length is 2500 m, the coefficient of friction is 0.0025 and the pump works at a speed of 700 rpm. The characteristics of the pump are shown in Table 4 below. You are required to: (a) (10 points) Intepret pump characteristic and system characteristic in a graph. (b) (10 points) Calculate the input and output power at the operating point. 0.3 0.35 0.4 0.5 17 16 14 18 60 81 83 Q(/s) 0 0.1 02 H, (m 15 21 15 30 80 45

4. A pump is used for the pumping of water from Tank A into Tank B in which the height difference between the surface levels of water is 20 m. The pipe diameter is 400 mm and the pipe length is 2500 m, the coefficient of friction is 0.0025 and the pump works at a speed of 700 rpm. The characteristics of the pump are shown in Table 4 below. You are required to: (a) (10 points) Intepret pump characteristic and system characteristic in a graph. (b) (10 points) Calculate the input and output power at the operating point. 0.3 0.35 0.4 0.5 17 16 14 18 60 81 83 Q(/s) 0 0.1 02 H, (m 15 21 15 30 80 45

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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