Given: Diameter of pipe in point 1 = 3.2 Diameter of pipe in point 2 = 2.3 Specific gravity of the liquid = 0.77 h (ft) (see in figure 2) = 0.60 Pressure at point 1 = 14.6 Pressure at point 3 = 46 Combined Pump and motor efficiency = 61 Diameter of pipe in point 4 = 4.3 Diameter of pipe in point 5 = 2.2 z3 (see figure 1) = 31 With the schematic diagram of a pump, tanks, and piping determine the following: 1) The velocity of the liquid at point 5 (ft/s) 2) Pump work used by the liquid (Wpump U) (hp) 3) Electric motor power in out (kW) 4) In figure 3, the shaded (pink) in the U tube is mercury; determine y. specific gravity of mercury 13.7 5) Mass flow rate Assume the whole system is steady flow with a pipe friction loss of 2 ft of water between point 1 to point 3. Use only the following constant and conversion g= 32.2 ft/s 1 hp= 33,000 ft-lbf/min 1 hp = 0.746 kW Specific gracity of mercury 13.7 In computing for the density of mercury use the density of water =62.4 lbm/ft³ Figure 1 At point 2 Figure 2 Pressurized tank Za pump Different diameters See figure 3 See figure 2 motor Stagnation point At points 4 and 5 Figure 3 D5 D4

Given: Diameter of pipe in point 1 = 3.2 Diameter of pipe in point 2 = 2.3 Specific gravity of the liquid = 0.77 h (ft) (see in figure 2) = 0.60 Pressure at point 1 = 14.6 Pressure at point 3 = 46 Combined Pump and motor efficiency = 61 Diameter of pipe in point 4 = 4.3 Diameter of pipe in point 5 = 2.2 z3 (see figure 1) = 31 With the schematic diagram of a pump, tanks, and piping determine the following: 1) The velocity of the liquid at point 5 (ft/s) 2) Pump work used by the liquid (Wpump U) (hp) 3) Electric motor power in out (kW) 4) In figure 3, the shaded (pink) in the U tube is mercury; determine y. specific gravity of mercury 13.7 5) Mass flow rate Assume the whole system is steady flow with a pipe friction loss of 2 ft of water between point 1 to point 3. Use only the following constant and conversion g= 32.2 ft/s 1 hp= 33,000 ft-lbf/min 1 hp = 0.746 kW Specific gracity of mercury 13.7 In computing for the density of mercury use the density of water =62.4 lbm/ft³ Figure 1 At point 2 Figure 2 Pressurized tank Za pump Different diameters See figure 3 See figure 2 motor Stagnation point At points 4 and 5 Figure 3 D5 D4

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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