Applied Fluid Mechanics (7th Edition)
7th Edition
ISBN: 9780132558921
Author: Robert L. Mott, Joseph A. Untener
Publisher: PEARSON
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Textbook Question
Chapter 8, Problem 8.67PP
]8.67 A standard hydraulic copper tube,
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Compute the energy loss as water flows in a standard hydraulic copper tube, 120 mm OD X 3.5 mm wall, at a rate of 1000 L/min over a length of 45 m.
Problem 2: A long DN 150 Schedule 40 steel pipe discharges 0.085 m³/s of water from a reservoir
into the atmosphere as shown in the figure below. Calculate the energy loss in the pipe.
10 m
Flow
10. Two galvanized iron pipes of diameter D are connected to a large water reservoir as shown.
Pipe A has length L and pipe B has length 2L. Both pipes discharge to atmosphere. Which pipe
will pass larger flow rates? Justify (without calculating the flow rate in each pipe). Compute the
flow rates if H=10 m, D=50 mm, and L=61 m.
D
Pipe A,
length: L
Pipe B
length: 2L
Chapter 8 Solutions
Applied Fluid Mechanics (7th Edition)
Ch. 8 - A 4-in-ductile iron pipe carries 0.20ft3/s of...Ch. 8 - Calculate the minimum velocity of flow in ft/s of...Ch. 8 - Calculate the maximum volume flow rate of fuel oil...Ch. 8 - Calculate the Reynolds number for the flow of each...Ch. 8 - Determine the smallest metric hydraulic copper...Ch. 8 - In an existing installation, SAE 10 oil (sg = 0.89...Ch. 8 - From the data in Appendix C, we can see that...Ch. 8 - Compute the Reynolds number for the flow of 325...Ch. 8 - Benzene (sg = 0.86 ) at 60c C is flowing at 25...Ch. 8 - Hot water at 80 C is flowing to a dishwasher at a...
Ch. 8 - A major water main is an 18 -in ductile iron pipe....Ch. 8 - ]8.12 An engine crankcase contains SAE 10 motor...Ch. 8 - Repeat Problem 8.12 for an oil temperature of 160...Ch. 8 - At approximately what volume flow rate will propyl...Ch. 8 - SAE 30 oil (sg = 0.89 ) is flowing at 45 L/min...Ch. 8 - Repeat Problem 8.15 for an oil temperature of 160...Ch. 8 - Repeat Problem 8.15, except the tube is 50 mm...Ch. 8 - Repeat Problem 8.17 for an oil temperature of 0 C.Ch. 8 - The lubrication system for a punch press delivers...Ch. 8 - After the press has run for some time, the...Ch. 8 - A system is being designed to carry 500 gal/min of...Ch. 8 - The range of Reynolds numbers between 2000 and...Ch. 8 - The water line described in Problem 8.22was a cold...Ch. 8 - In a dairy, milk at 100 F is reported to have a...Ch. 8 - In a soft-drink bottling plant, the concentrated...Ch. 8 - ]8.26 A certain jet fuel has a kinematic viscosity...Ch. 8 - Crude oil is flowing vertically downward through...Ch. 8 - Water at 75 C is flowing in a standard hydraulic...Ch. 8 - Fuel oil is flowing in a 4 -in Schedule 40 steel...Ch. 8 - A 3-in Schedule 40 steel pipe is 5000 ft long and...Ch. 8 - Benzene at 60 C is flowing in a DN 25 Schedule 80...Ch. 8 - As a test to determine the effective wall...Ch. 8 - Water at F flows from a storage tank through ft...Ch. 8 - A water main is an 18 -in-diameter concrete...Ch. 8 - Figure 8.12shows a portion of a fire protection...Ch. 8 - A submersible deep-well pump delivers 745 gal/h of...Ch. 8 - On a farm, water at 60 F is delivered from a...Ch. 8 - Figure 8.15 shows a system for delivering lawn...Ch. 8 - A pipeline transporting crude oil (sg = 0.93 ) at...Ch. 8 - For the pipeline described in Problem 8.39,...Ch. 8 - Water at 10 C flows at the rate of 900 L/min from...Ch. 8 - For the system shown in Fig. 8.17, compute the...Ch. 8 - Fuel oil (sg = 0.94 ) is being delivered to a...Ch. 8 - Figure 8.18 shows a system used to spray polluted...Ch. 8 - In a chemical processing system, the flow of...Ch. 8 - Water at 60 F is being pumped from a stream to a...Ch. 8 - For the pump described in Problem 8.46, if the...Ch. 8 - Gasoline at 50 F flows from point A to point B...Ch. 8 - Figure 8.20 shows a pump recirculating 300 gal/min...Ch. 8 - Linseed oil at 25 C flows at 3.65 in a standard...Ch. 8 - Glycerin at 25 C flows through a straight...Ch. 8 - Water at 75 C flows in a standard hydraulic copper...Ch. 8 - Benzene (sg = 0.88 ) at 60 C, flows in a DN 25...Ch. 8 - Water at 80 F flows in a 6 -in coated ductile iron...Ch. 8 - Water at 50 F flows at 15.0 ft3/s in a concrete...Ch. 8 - Water at 60 F flows at 1500 gal/min in a 10 -in...Ch. 8 - ]8.57 A liquid fertilizer solution (sg = 1.10 )...Ch. 8 - Crude oil (sg = 0.93 ) at 100 C flows at a rate of...Ch. 8 - Water at 65 C flows in a DN 40 Schedule 40 steel...Ch. 8 - Propyl alcohol flows in a standard hydraulic...Ch. 8 - ]3.61 Water at 70 F flows in a 12 -in-diameter...Ch. 8 - Heavy fuel oil at 77 F flows in a 6 -in Schedule...Ch. 8 - Water flows at a rate of 1.50ft3/s through 550 ft...Ch. 8 - Compute the energy loss as water flows in a...Ch. 8 - ]8.65 A water main is an 18 -in-diameter concrete...Ch. 8 - A fire protection system includes 1500 ft of 10...Ch. 8 - ]8.67 A standard hydraulic copper tube, 120 mm...Ch. 8 - Compute the energy loss as 2.0ft3/s of water flows...Ch. 8 - It is desired to flow 2.0ft3/s of water through...Ch. 8 - Specify a suitable size of new, clean Schedule 40...Ch. 8 - For the pipe selected in Problem 8.70, compute the...Ch. 8 - Compare the head loss that would result from the...Ch. 8 - In Problem 6.107, a theoretical flow rate of water...Ch. 8 - A pipeline is needed to transport medium fuel oil...Ch. 8 - Medium fuel oil at 25 C is to be pumped at a flow...Ch. 8 - A tremendous amount of study has gone into the...Ch. 8 - In a given installation, it is determined that the...Ch. 8 - "Laminar" fountains have become quite popular due...Ch. 8 - Use PIPE-FLO to model a straight horizontal run of...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Q.1 Water is flowing through a 6” dia corrugated steel pipe. An energy loss of 2ft of head occurs over a length of 100ft . Compute the volume flow rate and velocity at design value of Ch?arrow_forward1.2 A pipe of 50 mm diameter and 45 m long is connected to a large tank, the entrance to the pipe being 3m below the surface. The lower end of the pipe which is 6 m below the upper end is joined to a horizontal pipe of 100 mm diameter and 75 m long which discharges to atmosphere. Calculate the discharge taking into account the sudden enlargement and entry losses: f = 0.008 for both pipes.arrow_forward8.61 cally through a 200-ft-long, 1.0-in.-diameter drawn tubing at a rate of 0.060 ft'/s if the pressures at the inlet and outlet are the same? What horsepower is added to water to pump it verti- Pumparrow_forward
- The figure shows a duct in which methyl alcohol at 25 °C flows at the rate of 3600 L/min. a) Compute the average velocity of flow in the duct. b) Compute the hydraulic diameter of the tank and the Reynolds number of the flow. c) Compute the energy loss over a 3-m length of the duct. Consider all surfaces as smooth plastic. 100 mm 30 mm туpical 100 mm 20 mm typical Methyl alcoholarrow_forwardConvert 50 GPM to ft/s in a 4" Sch 40 pipearrow_forwardCompute points on the velocity profile from the tube wall to the centerline of a standard hydraulic steel tube, 50 mm OD x 1.5 mm wall, if the volume flow rate of SAE 30 oil (sg = 0.89) at 110°C is 25 L/min. Use increments of 4.0 mm and include the velocity at the centerline.|arrow_forward
- Water is flowing in a 2 inch Schedule 40 steel pipe with a volume flow rate of 1.0 gpm. Compute the pressure difference between two points 500 feet apart. The pipe is horizontal. Report your result in inWC.arrow_forwardWater is flowing in a 2 inch Schedule 40 steel pipe with a volume flow rate of 1.0 gpm. Compute the pressure difference between two points 500 feet apart. The pipe is horizontal. Report your result in WC.arrow_forwardFor the pipe system shown. Assume n = 0.013 for all pipes. Neglect minor losses. 1. Compute the head loss from A to B in terms of Q. a. 0.056Q2 b. 0.029Q2 c. 0.016Q2 d. 0.096Q2 2. Assuming Q = 12 cfs, compute the head loss of pipe CD. a. 15.78 ft b. 13.02 ft c. 18.56 ft d. 24.56 ft 3. Assuming Q = 12 cfs, compute the total head loss from A to D. a. 47.786 ft b. 56.673 ft c. 89.451 ft d. 32.562 ftarrow_forward
- Calculate the diameter of pipe if, flow rate is 20 I/min and flow velocity is 5 cm/s. Select one: O a. 9.2 cm O b. 92 cm O c.0.92 cm O d. 0.092 cmarrow_forwardQ.3) Determine the energy loss that will occur as 100 Liters / min of water flows from a small copper tube to a larger tube through a gradual enlargement having an included angle of 30 degrees. The small tube has a 25 mm OD x 1.5 wall thickness; the large tube has an 80 mm OD x 2.8 mm wall thickness.arrow_forwardCalculatethe energy loss for water flowing at 8m/sthrough a standard tee fitting withan18-in ductile iron pipeif the flow is through the run of the tee.arrow_forward
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