Fox and McDonald's Introduction to Fluid Mechanics
9th Edition
ISBN: 9781118912652
Author: Philip J. Pritchard, John W. Mitchell
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 8, Problem 108P
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 the larger flow rate? Justify without calculating the flow rate in each pipe. Compute the flow rates if H = 10 m, D = 50 mm, and L = 10 m.
P8.108
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
1. in a section of horizontal piper with a diameter of 3cm the pressure is 5.21 kpa and water is flowing with a speed of 1.50m/s. the pipe narrows to 2.50cm. what is the pressure in the narrower region if water behaves like an ideal fluid of sensity 1000kg/m3
2. tensile stress
a. the ratio of elasic modules to strain
b. the applied force per crosssectional area
c. the ratio of change in length to the orig length
d. the strain per unit legth
e. the same as force
For 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 ft
A pump delivers water from a tank (A)X water surface elevation-110m) to tank B (water surface
elevation= 170m). The suction pipe is 45m long and 35cm in diameter the delivered pipe is 950m long
25cm in diameter. Loss head due to friction hf1 = 5m and h2 3m If the piping are from
pipe(1)= steel sheet metal
pipe(2)= stainless – steel
Calculate the following
i)
ii)
The discharge in the pipeline
The power delivered by the pump.
Chapter 8 Solutions
Fox and McDonald's Introduction to Fluid Mechanics
Ch. 8 - Consider incompressible flow in a circular...Ch. 8 - What is the maximum flow rate of air that may...Ch. 8 - For flow in circular tubes, transition to...Ch. 8 - An incompressible fluid flows between two infinite...Ch. 8 - Oil is confined in a 4-in.-diameter cylinder by a...Ch. 8 - Viscous oil flows steadily between parallel...Ch. 8 - Calculate for the flow in this two-dimensional...Ch. 8 - The velocity profile in a two-dimensional open...Ch. 8 - A large mass is supported by a piston of diameter...Ch. 8 - A hydraulic jack supports a load of 9000 kg. The...
Ch. 8 - The basic component of a pressure gage tester...Ch. 8 - When a horizontal laminar flow occurs between two...Ch. 8 - In a laminar flow of water of 0:007 m3/s between...Ch. 8 - Consider the simple power-law model for a...Ch. 8 - A sealed journal bearing is formed from concentric...Ch. 8 - Using the profile of Problem 8.15, show that the...Ch. 8 - In a laminar flow between parallel plates spaced...Ch. 8 - A fluid of specific gravity 0.90 flows at a...Ch. 8 - Two immiscible fluids are contained between...Ch. 8 - The record-read head for a computer disk-drive...Ch. 8 - Consider steady, incompressible, and fully...Ch. 8 - In a flow of air between parallel plates spaced...Ch. 8 - Consider fully developed flow between parallel...Ch. 8 - Free-surface waves begin to form on a laminar...Ch. 8 - A viscous-shear pump is made from a stationary...Ch. 8 - The efficiency of the viscous-shear pump of Fig....Ch. 8 - An inventor proposes to make a viscous timer by...Ch. 8 - A continuous belt, passing upward through a...Ch. 8 - A wet paint film of uniform thickness, , is...Ch. 8 - Consider first water and then SAE 10W lubricating...Ch. 8 - Using Eq. A.3 in Appendix A for the viscosity of...Ch. 8 - Consider fully developed laminar flow in the...Ch. 8 - Carbon dioxide flows in a 50-mm-diameter pipe at a...Ch. 8 - Consider fully developed laminar flow in a...Ch. 8 - What is the largest diameter of pipeline that may...Ch. 8 - Consider fully developed laminar flow in the...Ch. 8 - Consider fully developed pressure-driven flow in a...Ch. 8 - In the laminar flow of an oil of viscosity 1 Pa_s,...Ch. 8 - In a laminar flow of 0.007 m3/s in a...Ch. 8 - Consider blood flow in an artery. Blood is...Ch. 8 - The classic Poiseuille flow (Eq. 8.12), is for...Ch. 8 - For pressure-driven, steady, fully developed...Ch. 8 - In a laminar flow in a 12-in.-diameter pipe the...Ch. 8 - A fluid of specific gravity 0.90 flows at a...Ch. 8 - In a food industry plant, two immiscible fluids...Ch. 8 - A horizontal pipe carries fluid in fully developed...Ch. 8 - Kerosene is pumped through a smooth tube with...Ch. 8 - In a flow of water in a 0.3-m-diameter pipe, the...Ch. 8 - A liquid drug, with the viscosity and density of...Ch. 8 - Laufer [5] measured the following data for mean...Ch. 8 - Equation 8.23 gives the power-law velocity profile...Ch. 8 - Consider fully developed laminar flow of water...Ch. 8 - Consider fully developed laminar flow in a...Ch. 8 - If the turbulent velocity profile in a pipe 0.6 m...Ch. 8 - Water flows in a horizontal constant-area pipe;...Ch. 8 - For a given volume flow rate and piping system,...Ch. 8 - Consider the pipe flow from the water tower of...Ch. 8 - At the inlet to a constant-diameter section of the...Ch. 8 - When oil (kinematic viscosity 1 104 m2/s,...Ch. 8 - When fluid of specific weight 50 lb/ft3 flows in a...Ch. 8 - If the head lost in 30-m-diameter of...Ch. 8 - Water flows at 10 L/min through a horizontal...Ch. 8 - Laufer [5] measured the following data for mean...Ch. 8 - Water is pumped at the rate of 0.075 m3/s from a...Ch. 8 - Just downstream from the nozzle tip the velocity...Ch. 8 - A horizontal nozzle having a cylindrical tip of 75...Ch. 8 - When 0.3 m3/s of water flows through a...Ch. 8 - Water flows through a 2-in.-diameter tube that...Ch. 8 - A 50-mm-diameter nozzle terminates a vertical...Ch. 8 - A 12-in.-diameter pipe leaves a reservoir of...Ch. 8 - A water pipe gradually changes from 6-in.-diameter...Ch. 8 - Air at standard conditions flows through a sudden...Ch. 8 - Water flows from a larger pipe, diameter D1 = 100...Ch. 8 - Flow through a sudden contraction is shown. The...Ch. 8 - A flow rate of 1.01/min of oil of specific gravity...Ch. 8 - Water flows in a smooth pipeline at a Reynolds...Ch. 8 - Air flows out of a clean room test chamber through...Ch. 8 - A conical diffuser is used to expand a pipe flow...Ch. 8 - By applying the basic equations to a control...Ch. 8 - Water at 45C enters a shower head through a...Ch. 8 - Water discharges to atmosphere from a large...Ch. 8 - A laboratory experiment is set up to measure...Ch. 8 - Oil with kinematic viscosity = 7.5 104 ft2/s...Ch. 8 - Water from a pump flows through a 9-in.-diameter...Ch. 8 - A 5-cm-diameter potable water line is to be run...Ch. 8 - A system for testing variable-output pumps...Ch. 8 - Two reservoirs are connected by three clean...Ch. 8 - Water, at volume flow rate Q = 0.75 ft3/s, is...Ch. 8 - When you drink a beverage with a straw, you need...Ch. 8 - What flow rate (gpm) will be produced in a...Ch. 8 - Gasoline flows in a long, underground pipeline at...Ch. 8 - An 18-in.-diameter new riveted steel pipeline 1000...Ch. 8 - What diameter of smooth masonry pipe is needed to...Ch. 8 - Water flows steadily in a 125-mm-diameter...Ch. 8 - Two galvanized iron pipes of diameter D are...Ch. 8 - A mining engineer plans to do hydraulic mining...Ch. 8 - The flow of water through a 150-mm-diameter...Ch. 8 - The fluid flowing has specific gravity 0.90; V75=6...Ch. 8 - Water is flowing. Calculate the direction and...Ch. 8 - Investigate the effect of tube roughness on flow...Ch. 8 - Investigate the effect of tube length on water...Ch. 8 - For the pipe flow into a reservoir of Example 8.5...Ch. 8 - Calculate the magnitude and direction of the...Ch. 8 - Experimental determination of local losses and...Ch. 8 - Water is flowing. Calculate the gage reading when...Ch. 8 - The siphon shown is fabricated from 50-mm-i.d....Ch. 8 - A large open water tank has a horizontal cast iron...Ch. 8 - A tank containing 30 m3 of kerosene is to be...Ch. 8 - A 90 screwed elbow is installed in a...Ch. 8 - Calculate the total tension in the bolts. Neglect...Ch. 8 - A horizontal 50-mm-diameter PVC pipeline leaves...Ch. 8 - You are watering your lawn with an old hose....Ch. 8 - Your boss claims that for pipe flow the flow rate,...Ch. 8 - A hydraulic press is powered by a remote...Ch. 8 - One-quarter of a cubic meter per second of liquid...Ch. 8 - Calculate the flow rate from this water tank if...Ch. 8 - A 6-ft-diameter pipeline 4 miles long between two...Ch. 8 - A new industrial plant requires a water flow rate...Ch. 8 - What diameter water pipe is required to handle...Ch. 8 - A pipe friction experiment for air consists of a...Ch. 8 - Oil has been flowing from a large tank on a hill...Ch. 8 - The pressure rise across a water pump is 35 psi...Ch. 8 - Cooling water is pumped from a reservoir to rock...Ch. 8 - You are asked to size a pump for installation in...Ch. 8 - Heavy crude oil (SG = 0.925 and = 1.0 104 m2/s)...Ch. 8 - Petroleum products are transported over long...Ch. 8 - The head versus capacity curve for a certain fan...Ch. 8 - A swimming pool has a partial-flow filtration...Ch. 8 - Water at 65C flows through a 75-mm-diameter...Ch. 8 - A 12 in. 6 in. Venturi meter is installed in a...Ch. 8 - A 1-in.-diameter nozzle is attached to a...Ch. 8 - A sharp-edged orifice with conventional pressure...Ch. 8 - A venturi meter with a 3-in.-diameter throat is...Ch. 8 - Air flows through a venturi meter with a...Ch. 8 - Water at 10C flows steadily through a venturi. The...Ch. 8 - Drinking straws are to be used to improve the air...Ch. 8 - In some western states, water for mining and...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
The value of ∂T/∂y at surface A.
Introduction to Heat Transfer
1.1 What is the difference between an atom and a molecule? A molecule and a crystal?
Manufacturing Engineering & Technology
Determine the moment of inertia of the beams cross-sectional area about the y axis.
INTERNATIONAL EDITION---Engineering Mechanics: Statics, 14th edition (SI unit)
The W14 43 simply supported beam is made of A-36 steel and is subjected to the loading shown, Determine the sl...
Mechanics of Materials (10th Edition)
43. How large a surface area in units of square feet [ft2] will 1 gallon [gal] of paint cover if we apply a coa...
Thinking Like an Engineer: An Active Learning Approach (3rd Edition)
The copper pipe has an outer diameter of 40 mm and an inner diameter of 37 mm. If it is tightly secured to the ...
Statics and Mechanics of Materials (5th Edition)
Knowledge Booster
Learn more about
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
- Length and dia. Of pipe 1 are 2000m and 1m while the second pipe is 2000m and dia. Of 0.8m .Find the rate flow of each pipe if the total flow rate in the main pipe is 0.3 m3/s. the coefficient friction of each pipe is same and equal to 0.05. Ans.Q1= 1.906 m3/s , Q2=1.094m3/s Ex. A pipe of dia.=20cm and length 2000m is connects two reservoir having difference of water levels as 20m determine the discharge through pipe. If an additional pipe of diameter 20cm and length 1200 m is attached to the last 1200m length of the existing pipe, find the increase in the discharge. f=0.015 neglect minor losses. Ans.Q= 0.0254 m3/s , increase to discharge 0.0088m3/s Ex. Pipe of L=4000m and dia.=0.6m as shown in fig. At a distance of 1000m from the upper reservoir , a small pipe is connected to the pipe line. The water can be taken from the small pipe. Find discharge to the lower reservoir a- No water is taken from the small pipe b-100 liter/sec of water is taken from small pipe. f30.005 neglect minor…arrow_forwardA paint shop in the water flow through the pipe in the radius r Q = 0.05 m /s, density p= 1000 kg/m 3 type. The pipe friction coefficient is Cf= 0.0075 and the local loss coefficient K = 10. Pressure drop in the pipe; AP = p 2C K %3D where the water velocity in the pipe can be calculated with V = Q/(r²). What should be the radius of the pipe so that the pressure drop that will occur in a pipe of L = 100 m length does not exceed AP = 200 000 N/ m 2? State the tolerance value provided by the result you found.arrow_forwardFind the diameter of a pipe of length 6 km when rate of flow of water through the pipe is 250 litre/sec and head loss due to friction is 6 m. Take C = 55 for Chezy's formula. %3Darrow_forward
- Water at 15 °C flows through a 300 mm steel pipe with roughness 3 mm. The corresponding head loss is measured as 6 m. a. What type of pipe flow problem is this? Type I, Ii or II? Explain why? b. Calculate the flow rate using an iterative procedure and Moody chart c. Calculate the power required to maintain flow d. Calculate the shear stress at the wallsarrow_forward4. The pipe system shown in the Figure. The flow rate in pipes AB and FG is 0.88 n³/s. All pipes are concrete. Find the flow rate in pipes BCF, BDF and BEF. 2440 m 500-mm diameter B 0.880 m/s G 1500 m 400-mm diameter 0.880 ms 3200 m 300-mm diameterarrow_forward4.8 Water of density 10³ kg/m³ is flowing in a 30 m long pipe. The pipe is laid with a slope of 5.739⁰; its cross section decreases from a diameter of 0.75m to 0.3m. If the average velocity in the lower smaller end is 4.5 m/s and the pressure in the upper end is 1 bar, calculate the pressure in the lower end. Assume inviscid - turbulent flow.arrow_forward
- Series pipe ABCD consists of 10,000 ft of 20′′, 8000 ft of 16′′, and L ft of 12′′ (C = 120). What length L will make theABCD pipes equivalent to a 15′′ pipe, 16,500 ft long, C = 100? If the length of the 12′′ pipe from C to D were 3000 ft, whatflow (in mgd) would occur for a lost head of 135 ft from A to D? please include fbdarrow_forwardPlease include a free body diagram Points A and B on a 15 cm diameter new steel pipe with f= 0.020 are separated by a distance of 1000 m. Medium oil flows(s=0.858) from A to B at a rate of 44 L/s. If point B is 20 m higher than point A, what is the corresponding pressure at A, if the pressure at B is 350 kPa. a. 921 kPa b. 876 kPa c. 716 kPa d. 104.10 kPaarrow_forwardHeavy fuel oil flows from A and B through a 1000 m horizontal 150mm diameter steel pipe. The pressure at A is 1050 kPa and at B is 35 kPa. The kinematic viscosity is 0.000413 m²/s and the specific gravity is 0.92. What is the flow rate?A. 0.0332 m³/sB. 0.1445 m³/sC. 0.8582 m³/sD. 1.2244 m³/sarrow_forward
- (b) A pipeline carrying 0.257 m³/s water is reduced suddenly from 400 mm to 250 mm diameter (Take Cc =0.67). Find the head loss due to the sudden contraction. A horizontal venture meter with the diameter 200 mm at the inlet and 100 mm at the throat. A mercury differential manometer linked at venture meter shown (c) at different level reading is X meter. Given the discharge coefficient 0.9, calculate differential (X) if the discharge of water is 0.07 m³/s.arrow_forward6. A pump is located 4.5 m to one side of, and 3.5 m above a reservoir. The pump is designed for a flow rate of 6 L s'. For satisfactory operation, the static pressure at the pump inlet must not be lower than -6 m of the water gage. Determine the smallest standard commercial steel pipe that will give the required performance. pump 4.5 m. 1.8 19=d 3.5 m 7. water 90° elbowarrow_forward2. The figure shows a siphon discharging oil (sp.gr.0.90). The siphon is composed of 75 mm followed by a 100 mm pipe from B to the open discharge at C. The head losses are: from 1 to 2, 0.35 m ; from 2 to 3, 0.20 m; from 3 to 4, 0.73 m. Compute the discharge and make table of heads at points 1, 2 3 and 4. Use the table provided below. Show your computations. 75 mmf B i00mng レ4.5m 23 EL. 3.0m ビし、0。 Table of Heads 2. 2garrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Materials Science Mechanical Engineering - Part 3 Corrosion Explained; Author: Mega Mechatronics;https://www.youtube.com/watch?v=Il-abRhrzFY;License: Standard Youtube License