Computational Fluid Dynamics Staggered Grid Online Exam Quiz
Computational Fluid Dynamics Staggered Grid GK Quiz. Question and Answers related to Computational Fluid Dynamics Staggered Grid. MCQ (Multiple Choice Questions with answers about Computational Fluid Dynamics Staggered Grid
The Arbitrary Lagrangian-Eulerian method is advantageous for ___________
Options
A : Curvilinear grids
B : Non-orthogonal grids
C : Cartesian grids
D : Orthogonal grids
The staggered grid can be used to overcome __________
Options
A : decoupling of pressure and velocities
B : coupling of pressure and velocities
C : interpolation problems
D : boundedness problems
Which of these is not stored at the cell centres in the staggered grids?
Options
A : Density
B : Pressure
C : Temperature
D : Velocity
While using a staggered grid, the velocities are stored in the ___________
Options
A : face centres
B : cell centres
C : edge centres
D : vertices
What is the advantage of the staggered grid arrangement?
Options
A : Helps to avoid stability problems
B : Helps to avoid convergence and consistency problems
C : Helps to avoid convergence problems and oscillations
D : Helps to avoid boundedness problems and oscillations
Which of these statements is correct when using the staggered grids?
Options
A : Interpolation is enough to find the pressure gradient in the continuity equation
B : No interpolation is needed to find the pressure gradient in the continuity equation
C : No interpolation is needed to find the pressure gradient in the momentum equation
D : Interpolation is enough to find the pressure gradient in the momentum equation
Which of these statements is correct about the Arbitrary Lagrangian-Eulerian method?
Options
A : It produces non-converging pressure or velocity fields
B : It produces inconsistent pressure or velocity fields
C : It produces erroneous pressure or velocity fields
D : It produces oscillatory pressure or velocity fields
Arbitrary Lagrangian-Eulerian method comes under __________
Options
A : Staggered grid arrangements
B : Partially staggered grid arrangements
C : Collocated arrangements
D : Orthogonal arrangement
Which of these statements is incorrect about the Arbitrary Lagrangian-Eulerian method?
Options
A : Velocities are stored in the face centres
B : All the components of velocities are stored at the same point
C : Velocities are stored in the vertices
D : Pressures are stored in the cell centres
The staggered grid needs no interpolation to get the __________
Options
A : velocity field in the momentum equation
B : velocity field in the continuity equation
C : kinetic energy field in the momentum equation
D : kinetic energy in the continuity equation
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