Fluid Mechanics: Fundamentals and Applications
4th Edition
ISBN: 9781259696534
Author: Yunus A. Cengel Dr., John M. Cimbala
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Question
Chapter 10, Problem 121P
To determine
The Reynolds number for creeping flow.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
1. In laminar flow, which is correct?BJ: higher Re value has higher friction factorJB: lower Re value has higher friction factorGroup of answer choices
A. BJ is false and JB is true
B. BJ is true and JB is false
C. BJ is false and JB is false
D. BJ is true and JB is true
2.In turbulent flow, which is correct?BJ: higher Re value has lower friction factorJB: lower Re value has higher friction factorGroup of answer choices
A.BJ is true and JB is true
B.BJ is false and JB is false
C. BJ is false and JB is true
D. BJ is true and JB is false
3. In a system with 4 reservoirs and 1 pipe junction, how many continuity equations are formulable?Group of answer choices
A. 2
B. 3
C. 5
D. 4
E. 1
1. when
, the flow is accelerates if the cross sectional area is increases
( a) M 1 (c) M =1
2. If the sonic conditions does occur in the duct it will occur at the duct maximum
area(T/F)
3. For laminar zone the velocity profile will be
(a) Linear
(b) (b) Parabolic
(c) (c) Logarithmic
(d) (d)none of above
4. The thickness of boundary layer decreases as distance from leading edge increase(T/F)
5. The main property that effects a boundary layer is...
(a) Temperature (b) pressure
(c) viscosity (d) surface tention.
CORRECT LETTER PLS
1. In laminar flow, which is correct?BJ: higher Re value has higher friction factorJB: lower Re value has higher friction factorGroup of answer choices
A. BJ is false and JB is true
B. BJ is true and JB is false
C. BJ is false and JB is false
D. BJ is true and JB is true
2.In turbulent flow, which is correct?BJ: higher Re value has lower friction factorJB: lower Re value has higher friction factorGroup of answer choices
A.BJ is true and JB is true
B.BJ is false and JB is false
C. BJ is false and JB is true
D. BJ is true and JB is false
3. In a system with 4 reservoirs and 1 pipe junction, how many continuity equations are formulable?Group of answer choices
A. 2
B. 3
C. 5
D. 4
E. 1
Chapter 10 Solutions
Fluid Mechanics: Fundamentals and Applications
Ch. 10 - Discuss how nondimensalizsionalization of the...Ch. 10 - Prob. 2CPCh. 10 - Expalain the difference between an “exact”...Ch. 10 - Prob. 4CPCh. 10 - Prob. 5CPCh. 10 - Prob. 6CPCh. 10 - Prob. 7CPCh. 10 - A box fan sits on the floor of a very large room...Ch. 10 - Prob. 9PCh. 10 - Prob. 10P
Ch. 10 - Prob. 11PCh. 10 - In Example 9-18 we solved the Navier-Stekes...Ch. 10 - Prob. 13PCh. 10 - A flow field is simulated by a computational fluid...Ch. 10 - In Chap. 9(Example 9-15), we generated an “exact”...Ch. 10 - Prob. 16CPCh. 10 - Prob. 17CPCh. 10 - A person drops 3 aluminum balls of diameters 2 mm,...Ch. 10 - Prob. 19PCh. 10 - Prob. 20PCh. 10 - Prob. 21PCh. 10 - Prob. 22PCh. 10 - Prob. 23PCh. 10 - Prob. 24PCh. 10 - Prob. 25PCh. 10 - Prob. 26PCh. 10 - Prob. 27PCh. 10 - Consider again the slipper-pad bearing of Prob....Ch. 10 - Consider again the slipper the slipper-pad bearing...Ch. 10 - Prob. 30PCh. 10 - Prob. 31PCh. 10 - Prob. 32PCh. 10 - Prob. 33PCh. 10 - Prob. 34EPCh. 10 - Discuss what happens when oil temperature...Ch. 10 - Prob. 36PCh. 10 - Prob. 38PCh. 10 - Prob. 39CPCh. 10 - Prob. 40CPCh. 10 - Prob. 41PCh. 10 - Prob. 42PCh. 10 - Prob. 43PCh. 10 - Prob. 44PCh. 10 - Prob. 45PCh. 10 - Prob. 46PCh. 10 - Prob. 47PCh. 10 - Prob. 48PCh. 10 -
Ch. 10 - Prob. 50CPCh. 10 - Consider the flow field produced by a hair dayer...Ch. 10 - In an irrotational region of flow, the velocity...Ch. 10 -
Ch. 10 - Prob. 54CPCh. 10 - Prob. 55PCh. 10 - Prob. 56PCh. 10 - Consider the following steady, two-dimensional,...Ch. 10 - Prob. 58PCh. 10 - Consider the following steady, two-dimensional,...Ch. 10 - Prob. 60PCh. 10 - Consider a steady, two-dimensional,...Ch. 10 -
Ch. 10 - Prob. 63PCh. 10 - Prob. 64PCh. 10 - Prob. 65PCh. 10 - In an irrotational region of flow, we wtite the...Ch. 10 - Prob. 67PCh. 10 - Prob. 68PCh. 10 - Water at atmospheric pressure and temperature...Ch. 10 - The stream function for steady, incompressible,...Ch. 10 -
Ch. 10 - We usually think of boundary layers as occurring...Ch. 10 - Prob. 73CPCh. 10 - Prob. 74CPCh. 10 - Prob. 75CPCh. 10 - Prob. 76CPCh. 10 - Prob. 77CPCh. 10 - Prob. 78CPCh. 10 - Prob. 79CPCh. 10 - Prob. 80CPCh. 10 - Prob. 81CPCh. 10 -
Ch. 10 - On a hot day (T=30C) , a truck moves along the...Ch. 10 - A boat moves through water (T=40F) .18.0 mi/h. A...Ch. 10 - Air flows parallel to a speed limit sign along the...Ch. 10 - Air flows through the test section of a small wind...Ch. 10 - Prob. 87EPCh. 10 - Consider the Blasius solution for a laminar flat...Ch. 10 - Prob. 89PCh. 10 - A laminar flow wind tunnel has a test is 30cm in...Ch. 10 - Repeat the calculation of Prob. 10-90, except for...Ch. 10 - Prob. 92PCh. 10 - Prob. 93EPCh. 10 - Prob. 94EPCh. 10 - In order to avoid boundary laver interference,...Ch. 10 - The stramwise velocity component of steady,...Ch. 10 - For the linear approximation of Prob. 10-97, use...Ch. 10 - Prob. 99PCh. 10 - One dimension of a rectangular fiat place is twice...Ch. 10 - Prob. 101PCh. 10 - Prob. 102PCh. 10 - Prob. 103PCh. 10 - Static pressure P is measured at two locations...Ch. 10 - Prob. 105PCh. 10 - For each statement, choose whether the statement...Ch. 10 - Prob. 107PCh. 10 - Calculate the nine components of the viscous...Ch. 10 - In this chapter, we discuss the line vortex (Fig....Ch. 10 - Calculate the nine components of the viscous...Ch. 10 - Prob. 111PCh. 10 - The streamwise velocity component of a steady...Ch. 10 - For the sine wave approximation of Prob. 10-112,...Ch. 10 - Prob. 115PCh. 10 - Suppose the vertical pipe of prob. 10-115 is now...Ch. 10 - Which choice is not a scaling parameter used to o...Ch. 10 - Prob. 118PCh. 10 - Which dimensionless parameter does not appear m...Ch. 10 - Prob. 120PCh. 10 - Prob. 121PCh. 10 - Prob. 122PCh. 10 - Prob. 123PCh. 10 - Prob. 124PCh. 10 - Prob. 125PCh. 10 - Prob. 126PCh. 10 - Prob. 127PCh. 10 - Prob. 128PCh. 10 - Prob. 129PCh. 10 - Prob. 130PCh. 10 - Prob. 131PCh. 10 - Prob. 132PCh. 10 - Prob. 133PCh. 10 - Prob. 134PCh. 10 - Prob. 135PCh. 10 - Prob. 136PCh. 10 - Prob. 137PCh. 10 - Prob. 138P
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
- Is Reynolds number specified as a flow property? (True or False)arrow_forward(а) Briefly describe the characteristic of turbulent flow.arrow_forwardWhat will happen to the critical Reynolds number for each of the following cases and why: i- Pressure gradient is made more adverse. ii- Surface roughness is decreased. iii- Free-stream turbulence is increased. iiii- Pressure gradient is made more favorable. iiiii- Surface roughness is increase. iiiiii- Free-stream turbulence is reduse.arrow_forward
- The figure shows a system for delivering lawn fertilizer in liquid form. The nozzle on the end of the hose requires 169.00 kPa of pressure to operate effectively. The hose is smooth plastic with an ID of 25 mm. The fertilizer solution has a specific gravity of 1.13 and a dynamic viscosity of 2.69 x 103 Pa•s. If the length of the hose is 76 m. The coefficient of friction, f= 0.021 and the flow rate is 97 L/min. Required Determine the power delivered by the pump to the solution in kW, to the nearest 100th. Vent 10 m Pump 1.2 m Fism 1.5 marrow_forwardWater at 80°C, 1 atm flows at an average velocity of 7 m/s in a horizontal pipe which has an internal diameter and a length of 0.2 m and 5 m, respectively. It is proposed to add eight symmetrically spaced 5 cm wide smooth, thin plates along the length of the pipe as shown. (Take pwater = 800 kg/m³, µwater = 357 × 10-6 Pa.sec at 80°C g = 9.81 m/s² and Reer = 500 000). a) Calculate the pressure drop in the pipe, Pa, without the plates.arrow_forwardWhich statement best describes the pipe friction coefficient for a laminar fluid flow through a pipe? Select one: O a. The friction coefficient decreases linearly with the Re number O b. Friction coefficient is dependent upon the surface roughness of the pipe О с. Varies as a function of both Re and surface roughness O d. Remains constant е. The friction coefficient is dependent upon the pressure and density of the fluidarrow_forward
- For a laminar flow, the friction factor depends on Reynolds number and relative roughness relative roughness only none of the mentioned Reynolds number onlyarrow_forwardA pump delivers 95 liters per second of water through a 203 mm diameter suction pipe and 152 mm diameter discharge pipe. The suction and discharge pipes are 3m and 21 m long, respectively. The water is delivered to reservoir 20 m above the intake water level. The turbulence losses ins the suction pipe are 0.10 m and 0.20 m in the discharge pipe. Assuming that the friction factor for the pipe and fluid flow is 0.025, determine the A) total dynamic head; and b) pump brake power if the pump efficiency is 75%.arrow_forwardIn the following figure the long tube is filled with water at 20°C. When valve A is closed, P₁-P₂ = 75kPa. When valve A is open and water flows at 500 m³/h, P₁ – P₂ = 160kPa What is the loss in lift due to friction between 1 and 2, for the condition in which the water flows? (p = 998 kg ,g = 9,812) m 73 1) Bomba R.SA (2)arrow_forward
- A 500-mm diameter welded steel pipe (e = 0.046 mm) conveys 20°C crude oil (density = 856 kg/m' and absolute viscosity = 7.2x10 N-s/m³) for a distance of 8 km. At the upstream end, the pipe elevation is 32.53 m above sea level and pressure is 425 kPa. At the downstream end, the pipe elevation is 3.41 m above sea level and pressure is 266 kPa. Determine the flowrate.arrow_forwardIn creeping flow, the value of Reynolds number is typically (a) Re < 1 (b) Re ≪ 1 (c) Re > 1 (d ) Re ≫ 1 (e) Re = 0arrow_forwardthe transition region for a laminar flow usually takes place at a. near trailing edge B. lower surface c. upper surface d. near the leading edgearrow_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 PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering 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
Unit Conversion the Easy Way (Dimensional Analysis); Author: ketzbook;https://www.youtube.com/watch?v=HRe1mire4Gc;License: Standard YouTube License, CC-BY