2024 By John E. Matsson
Notes
1- The file is chapter after chapter.
2- We have shown you few pages sample.
3- The file contains all Appendix and Excel sheet
if it exists.
4- We have all what you need, we make update
at every time. There are many new editions
waiting you.
5- If you think you purchased the wrong file You
can contact us at every time, we can replace it
with true one.
6- Test Bank Solutions at the End of the Chapter
Our email:
,Chapter 01 - Introduction
1. What are the available systems in Ansys Workbench Toolbox?
A) Custom Systems
B) Component Systems
C) Analysis Systems
D) Design Exploration
2. What are the Mesh Methods available in Ansys Meshing?
A) Surface Meshing
B) Tetrahedral Meshing
C) Hexahedral Meshing
3. There are two types of mesh control in Ansys Meshing, local and global mesh control.
A) True
B) False
4. What language is Ansys Fluent written in?
A) Java
B) C
C) FORTRAN 77
D) Simula
E) BASIC
F) Pascal
G) Python
H) Matlab
5. How many add-on modules are available in Ansys Fluent?
A) 10
B) 8
C) 9
D) 11
6. What solution method for Pressure-Velocity Coupling are available in Ansys Fluent?
A) Coupled
B) SIMPLE
C) PISO
D) SIMPLEC
7. What Spatial Discretization methods for Gradient are available for Pressure-Based
Solver in Ansys Fluent?
A) Green-Gauss Cell Based
B) Third Order MUSCL
C) Body Force Weighted
D) Third Order MUSCL
1
, E) Linear
F) Least Squares Cell Based
G) Second Order
H) PRESTO!
I) Power Law
J) Second Order Upwind
K) QUICK
L) Standard
M) First Order Upwind
N) Green-Gauss Node Based
8. What Spatial Discretization methods for Pressure are available for Pressure-Based
Solver in Ansys Fluent?
A) PRESTO!
B) Least Squares Cell Based
C) Body Force Weighted
D) Second Order Upwind
E) Green-Gauss Node Based
F) Linear
G) First Order Upwind
H) Second Order
I) Third Order MUSCL
J) QUICK
K) Standard
L) Green-Gauss Cell Based
M) Power Law
N) Third Order MUSCL
9. What Spatial Discretization methods for Momentum are available for Pressure-Based
Solver in Ansys Fluent?
A) Second Order Upwind
B) QUICK
C) Green-Gauss Node Based
D) Third Order MUSCL
E) Green-Gauss Cell Based
F) Standard
G) Least Squares Cell Based
H) Power Law
I) Linear
J) Body Force Weighted
K) PRESTO!
L) First Order Upwind
2
, M) Second Order
10. What Spatial Discretization methods for Flow are available for Density-Based Solver in
Ansys Fluent?
A) Third Order MUSCL
B) Least Squares Cell Based
C) Linear
D) Power Law
E) Second Order Upwind
F) Green-Gauss Node Based
G) First Order Upwind
H) PRESTO!
I) Body Force Weighted
J) QUICK
K) Standard
L) Second Order
M) Green-Gauss Cell Based
3
,Answer Keys
Question Answer Question Answer
1 ABCD 6 A BCD
2 ABC 7 A FN
3 A 8 A CFHK
4 B 9 A BDHL
5 D 10 A EG
4
,Chapter 02 - Flat Plate Boundary Layer
1. Why is a biased mesh used in this chapter?
A) To get a fine mesh close to where the boundary layer is fully developed
B) To get a fine mesh close to the wall
To get a fine mesh close to where the boundary layer starts to develop on the flat
C)
plate
D) To get a fine mesh far away from the wall
2. We use double precision to get more accurate calculations that single precision.
A) True
B) False
3. Why is Laminar selected as viscous model?
A) Because the Reynolds number is less than 500,000
B) Because the Reynolds number is equal to 500,000
C) Because the Reynolds number is larger than 500,000
D) None of the above
4. Why is first order upwind method selected for spatial discretization of momentum?
A) Second order upwind method converges better than the first order upwind method
B) First order upwind method converges better than the second order upwind method
C) First order upwind method is less accurate
D) None of the above
5. Why did we set absolute criteria to 1e-9 instead of something larger?
A) It results in longer calculation time
B) It gives a more accurate solution
C) None of the above
6. We created a self-similar coordinate because velocity profiles at different streamwise
positions collapse on one self-similar velocity profile independent on streamwise location.
A) True
B) False
7. What non-dimensional parameters are defined in this chapter?
A) (similarity coordinate)
B) Cf,x (local skin-friction coefficient)
C) Re (Reynolds number)
8. The Blasius velocity profile is the theoretical solution for what type of flow?
A) Turbulent flow on a flat plate
B) Creeping flow on a curved plate
C) Transitional flow on a flat plate
D) Laminar flow on a flat plate
1
,9. What viscous model is used in this chapter?
A) Laminar
B) Spalart-Allmaras (1 eqn)
C) k-omega (2 eqn)
D) k-epsilon (2 eqn)
E) Inviscid
10. What is the free stream velocity used for the boundary layer studied in this chapter?
A) 4 m/s
B) 2 m/s
C) 3 m.s
D) 5 m/s
2
,Answer Keys
Question Answer Question Answer
1 BC 6 A
2 A 7 ABC
3 A 8 D
4 B 9 A
5 B 10 D
3
, Chapter 03 - Flow Past a Cylinder
1. What is the diameter of the cylinder?
A) 50 mm
B) 40 mm
C) 30 mm
D) 20 mm
2. Why is a biased mesh used in this chapter?
A) To get a fine mesh far away from the wall
B) To get a fine mesh close to the wall
C) None of the above
3. What non-dimensional parameters are defined for the flows studied in this chapter?
A) CD (drag coefficient)
B) Fr (Froude number)
C) S (Strouhal number)
D) Re (Reynolds number)
4. What Reynolds number is used to study the flow around the cylinder in this chapter?
A) 20
B) 2000
C) 200
D) 20000
5. Fast Fourier Transform FFT frequency analysis is used in this chapter
A) True
B) False
6. A density based solver is used in this chapter
A) True
B) False
7. What contour plots are used in this chapter?
A) Static Pressure
B) Velocity (Y)
C) Vorticity Magnitude
D) Axial Velocity
E) Radial Velocity
8. What 2D Space is used in this chapter?
A) Planar
B) Axisymmetric Swirl
C) Axisymmetric
D) None of the above
1