Computational Fluid Dynamics Euler Equation Online Exam Quiz
Computational Fluid Dynamics Euler Equation GK Quiz. Question and Answers related to Computational Fluid Dynamics Euler Equation. MCQ (Multiple Choice Questions with answers about Computational Fluid Dynamics Euler Equation
Which of these is the non-conservative differential form of Eulerian x-momentum equation?
Options
A : frac{partial( ho u)}{partial t}+ abla.( ho uvec{V})=-frac{partial p}{partial x}+ ho f_x?(?u)?t +?.(?uV ? )=??p?x +?f x
B : hofrac{Du}{Dt}=-frac{partial p}{partial x}+ ho f_x?DuDt =??p?x +?f x
C : frac{( ho u)}{partial t}=-frac{partial p}{partial x}+ ho f_x(?u)?t =??p?x +?f x
D : ho frac{partial u}{partial t}=-frac{partial p}{partial x}+ ho f_x??u?t =??p?x +?f x
Eulerian equations are suitable for which of these cases?
Options
A : Compressible flows
B : Incompressible flows
C : Compressible flows at high Mach number
D : Incompressible flows at high Mach number
There is no difference between Navier-Stokes and Euler equations with respect to the continuity equation. Why?
Options
A : Convection term plays the diffusion term’s role
B : Diffusion cannot be removed from the continuity equation
C : Its source term balances the difference
D : The continuity equation by itself has no diffusion term
To which of these flows, the Euler equation is applicable?
Options
A : Couette flow
B : Potential flow
C : Stokes Flow
D : Poiseuille’s flow
Which of the variables in the equation hofrac{Du}{Dt}=-frac{partial p}{partial x}+frac{partial au_{xx}}{partial x}+frac{partial au_{yx}}{partial y}+frac{partial au_{zx}}{partial z}+ ho f_x will become zero for formulating Euler equation?
Options
A : fx, ?yx, ?zx
B : ?xx, ?yx, u
C : ?xx, ?yx, ?zx
D : ?xx, p, ?zx
In Euler form of energy equations, which of these terms is not present?
Options
A : Rate of change of energy
B : Heat radiation
C : Heat source
D : Thermal conductivity
Euler form of momentum equations does not involve this property.
Options
A : Stress
B : Friction
C : Strain
D : Temperature
Euler equations govern ____________ flows.
Options
A : Viscous adiabatic flows
B : Inviscid flows
C : Adiabatic and inviscid flows
D : Adiabatic flows
The general transport equation is frac{partial( ho Phi)}{partial t}+div( ho Phi vec{u})+div(Gamma grad Phi)+S?(??)?t +div(??u ? )+div(?grad?)+S. For Eulerian equations, which of the variables in the equation becomes zero?
Options
A : ?
B : ?
C : ?
D : vec{u}u ?
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