Applied Fluid Mechanics (7th Edition)
7th Edition
ISBN: 9780133494839
Author: Mott
Publisher: PEARSON
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Chapter 18, Problem 18.23PP
An air compressor delivers
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note: indicate free body diagram
Water enters a pump through a 250 mm diameter pipe at 35 kPa. It leaves the pump at 140 kPa through 1 150 mm diameter pipe. If the flow rate is 150 L/s. Compute the energy head added by pump in meters.
a.8.49
b.20.45
c.15.34
d.13.90
A pump test reports the section pressure at a pump inlet to be 20 kPa below atmosphere. The discharge pressure at a point 1,025 mm above the inlet is 520 kPa. If the volume flow rate of water in the system is 87 L/min, calculate the power, in Watts, delivered by the pump to the fluid.
Problem 24
A fluid is flowing in a 100-mm-diameter pipe with a velocity of 2.50 m/s. The fluid pressure is 35 kPa. The elevation of the pipe's center above a given datum is 5.0 m. Determine the total energy head if the fluid is (a) water, (b) ammonia with a specific gravity of 0.83, (c) gas with a specific weight of 12.5 N/m3.
Problem 25
A 12" pipe line carries oil of specific gravity 0.811 at a velocity of 80.0 ft/sec. At points A and B. measurements of pressure and elevation were 52.6 psi and 100.0 ft and 42.0 psi and 120.0 ft, respectively. For steady flow, find the lost head between A and B.
Chapter 18 Solutions
Applied Fluid Mechanics (7th Edition)
Ch. 18 - A pipe in a compressed air system is carrying 2650...Ch. 18 - Prob. 18.2PPCh. 18 - Prob. 18.3PPCh. 18 - A duct in a heating system carries 8320 cfm....Ch. 18 - The velocity of flow in a ventilation duct is 1140...Ch. 18 - Prob. 18.6PPCh. 18 - Prob. 18.7PPCh. 18 - Prob. 18.8PPCh. 18 - Prob. 18.9PPCh. 18 - Prob. 18.10PP
Ch. 18 - Prob. 18.11PPCh. 18 - Describe a centrifugal fan with forward-curved...Ch. 18 - Prob. 18.13PPCh. 18 - Prob. 18.14PPCh. 18 - Name four types of positive-displacement...Ch. 18 - Name a type of compressor often used for pneumatic...Ch. 18 - Prob. 18.17PPCh. 18 - Prob. 18.18PPCh. 18 - Prob. 18.19PPCh. 18 - Compute the specific weight of nitrogen at 32...Ch. 18 - Compute the specific weight of air at 1260...Ch. 18 - Prob. 18.22PPCh. 18 - An air compressor delivers 820 cfm of free air....Ch. 18 - Prob. 18.24PPCh. 18 - Prob. 18.25PPCh. 18 - Prob. 18.26PPCh. 18 - Specify a size of Schedule 40 steel pipe suitable...Ch. 18 - For an aeration process, a sewage treatment plant...Ch. 18 - Prob. 18.29PPCh. 18 - Prob. 18.30PPCh. 18 - Prob. 18.31PPCh. 18 - Prob. 18.32PPCh. 18 - Prob. 18.33PPCh. 18 - Prob. 18.34PPCh. 18 - Prob. 18.35PPCh. 18 - Figure 18.14 iD shows a two-compartment vessel....Ch. 18 - Prob. 18.37PPCh. 18 - Prob. 18.38PPCh. 18 - Prob. 18.39PPCh. 18 - A tank of Refrigerant is at 150 kPa gage and 20C....Ch. 18 - Prob. 18.41PP
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