Computational Fluid Dynamics Advantages Disadvantages Online Exam Quiz
Computational Fluid Dynamics Advantages Disadvantages GK Quiz. Question and Answers related to Computational Fluid Dynamics Advantages Disadvantages. MCQ (Multiple Choice Questions with answers about Computational Fluid Dynamics Advantages Disadvantages
I have to model a simple rectangular wing for my experimental aircraft testing a new technology on it. I have to choose an airfoil among the ten options given for my wing which would give the best aerodynamic performance. Suggest the best method to test and fix one airfoil.
Options
A : CFD analysis
B : Literature
C : Wind tunnel models
D : Calculations
An optimal prediction is ______________
Options
A : Computational only
B : A combination of Computational and Experimental
C : Analytical only
D : Experimental only
CFD can give ____________ results than experiments.
Options
A : Detailed
B : Accurate
C : Reliable
D : Approximate
Why ideal conditions should be simulated in CFD?
Options
A : Experimental analysis is impossible for ideal conditions
B : Experimental set-up will have imperfections
C : Experimental set-up will lead to wrong solutions
D : Experimental analysis can be done for ideal cases
Computational investigation is _____________ experimental investigation.
Options
A : Faster than
B : At the same speed of
C : Slower than
D : Cannot be compared
____________ of a mathematical model is a limitation to CFD.
Options
A : Reliability
B : Accuracy
C : Solvability
D : Validity
For optimization of designs, CFD is ___________
Options
A : Slow and expensive
B : Cost-effective but slow
C : Fast but expensive
D : Cost-effective and fast
What is the advantage of numerical methods over analytical method?
Options
A : Speed
B : Cost
C : Flexibility
D : Time
What is the disadvantage in predicting a complex problem with a very limited objective in CFD?
Options
A : Time-consuming
B : Impossible to solve
C : Slower
D : Expensive
Consider the following case. A teacher wants to show the effects of severe turbulence over an aircraft to the students. What is the best way to simulate it?
Options
A : Wind tunnel with analytical backup
B : Wind tunnel with CFD backup
C : Flow visualization in wind tunnel
D : Turbulence modelling and animation using CFD tools
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