1-69 Freshwater and seawater flowing in parallel horizontal pipelines are connected to each other by a double U-tube manometer, as shown in Fig. Pl-69. Determine the pressure difference between the two pipelines. Take the density of sea- water at that location to be p = 1035 kg/m³. Can the air col- umn be ignored in the analysis? Air Fresh water 40 cm 70 cm Sea 60 cm water 10 cm ` Mercury FIGURE P1-69 1-111 manometer, often one arm of the manometer is inclined to improve the accuracy of reading. (The pressure difference is still proportional to the vertical distance and not the actual length of the fluid along the tube.) The air pressure in a cir- cular duct is to be measured using a manometer whose open arm is inclined 35° from the horizontal, as shown in Fig. PI-111. The density of the liquid in the manometer is 0.81 kg/L, and the vertical distance between the fluid levels in the two arms of the manometer is 8 cm. Determine the gage pressure of air in the duct and the length of the fluid column in the inclined arm above the fluid level in the vertical arm. When measuring small pressure differences with a Duct Air 8 cm 350 FIGURE P1-111

1-69 Freshwater and seawater flowing in parallel horizontal pipelines are connected to each other by a double U-tube manometer, as shown in Fig. Pl-69. Determine the pressure difference between the two pipelines. Take the density of sea- water at that location to be p = 1035 kg/m³. Can the air col- umn be ignored in the analysis? Air Fresh water 40 cm 70 cm Sea 60 cm water 10 cm ` Mercury FIGURE P1-69 1-111 manometer, often one arm of the manometer is inclined to improve the accuracy of reading. (The pressure difference is still proportional to the vertical distance and not the actual length of the fluid along the tube.) The air pressure in a cir- cular duct is to be measured using a manometer whose open arm is inclined 35° from the horizontal, as shown in Fig. PI-111. The density of the liquid in the manometer is 0.81 kg/L, and the vertical distance between the fluid levels in the two arms of the manometer is 8 cm. Determine the gage pressure of air in the duct and the length of the fluid column in the inclined arm above the fluid level in the vertical arm. When measuring small pressure differences with a Duct Air 8 cm 350 FIGURE P1-111

Name: 1-69 Freshwater and seawater flowing in parallel horizontalpipelines
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Description: 1-69 Freshwater and seawater flowing in parallel horizontalpipelines are connected to each other by a double U-tubemanometer, as shown in Fig. Pl-69. Determine the pressuredifference between the two pipelines. Take the density of sea-water at that l

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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