The long tube shown in (Figure 1) has a diameter of 5.0 mm in the wider section and 2.0 mm in the narrower section. Water at 20°C flows from the open end at 0.040 L/s. The flow can be modeled as having a constant average speed through each of the two constant- diameter sections, but it speeds up in the tapered section. The tapered section is so short, much less than 1.0 m in length, that viscosity can be neglected. Figure P 1.0 m 1.0 m 1 of 1 Part A What is the gauge pressure at point P? The viscosity of water is 1.0 x 10-³ Pa.s. Express your answer in pascals. 15| ΑΣΦ Ap=1834 Submit Previous Answers Request Answer X Incorrect; Try Again; 8 attempts remaining Provide Feedback ? Pa Next >

The long tube shown in (Figure 1) has a diameter of 5.0 mm in the wider section and 2.0 mm in the narrower section. Water at 20°C flows from the open end at 0.040 L/s. The flow can be modeled as having a constant average speed through each of the two constant- diameter sections, but it speeds up in the tapered section. The tapered section is so short, much less than 1.0 m in length, that viscosity can be neglected. Figure P 1.0 m 1.0 m 1 of 1 Part A What is the gauge pressure at point P? The viscosity of water is 1.0 x 10-³ Pa.s. Express your answer in pascals. 15| ΑΣΦ Ap=1834 Submit Previous Answers Request Answer X Incorrect; Try Again; 8 attempts remaining Provide Feedback ? Pa Next >

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A pipeline x joins pipelines 1, 2 and 3 at junction A. The pipelines 1, 2 and 3 merges at junction B to form a single pipeline y. The pressure heads at A and B are 78m and 42m, respectively. Use Hazen-Williams constant C = 120 for all pipes. 1 X A В У 3 Pipe 1 Length 3,000 m 1,300 m 2,600 m Diameter 300 mm 200 mm 2 3 250 mm Which of the following most nearly gives the rate of flow in pipeline 1? 0.0859 cu.m/s O 0.1284 cu.m/s 0.0694 cu.m/s 0.1038 cu.m/s
3.a. A steel penstock 60 cm in diameter has a shell thickness of 1.2 m. The pipe is required to design to convey a discharge with the mean velocity of 2.1 m/sec. Determine the water hammer head, pressure rise due to sudden closure of the valve by using i. Rigid water Column Theory ii. Elastic Water column theory. Take K = 2.1 * 10³N/mm2 and E = 2.1 * 10°N/mm2.
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