Computational Fluid Dynamics Applications Online Exam Quiz
Computational Fluid Dynamics Applications GK Quiz. Question and Answers related to Computational Fluid Dynamics Applications. MCQ (Multiple Choice Questions with answers about Computational Fluid Dynamics Applications
Which of these models would be the best for flow over a submarine?
Options
A : 3-D Navier-Stokes equation for compressible flow without a turbulence model
B : 3-D Navier-Stokes equation for incompressible flow without a turbulence model
C : 3-D Navier-Stokes equation for compressible flow with a turbulence model
D : 3-D Navier-Stokes equation for incompressible flow with a turbulence model
This created a problem in modelling supersonic blunt nose.
Options
A : Change of flow equations from elliptic to hyperbolic
B : High speed with high temperature
C : Supersonic Mach number
D : High temperatures
CFD can be used to understand the flow behaviour of liquid metal during mould filling. This can be used to ____________
Options
A : Change the mould according to fluid flow
B : Choose the best metal
C : Improve casting techniques
D : Change temperature
Which is not an internal analysis?
Options
A : Combustion
B : Turbulence
C : Flow over compressor
D : Exhaust pipes
CFD applications provide information for the design of furnaces with ____ thermal efficiency and ____ emissions of pollutants.
Options
A : Increased, reduced
B : Reduced, increased
C : Reduced, reduced
D : Increased, increased
Which of these forces will have to be analysed using CFD to improve the aerodynamic performance of a vehicle?
Options
A : Lift
B : Drag
C : Thrust
D : Weight
Which of these will not be applicable for CFD in naval applications?
Options
A : Propeller Design
B : Wind loads
C : Lift analysis
D : Stability in manoeuvring
For which of the following purposes can an automobile company not use the CFD tool?
Options
A : Study heat transfer between its parts
B : Increase aerodynamic performance
C : Increasing load capacity
D : Increasing fuel economy
What would be the major difference between aerodynamic and hydrodynamic analyses?
Options
A : Temperature
B : Reynolds Number
C : Velocity
D : Domain
The internal flow analysis of an automobile running based on Otto-cycle will need a ___________ analysis.
Options
A : Transient
B : Steady
C : Finite difference
D : Finite element
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