Computational Fluid Dynamics Tvd Framework Online Exam Quiz
Computational Fluid Dynamics Tvd Framework GK Quiz. Question and Answers related to Computational Fluid Dynamics Tvd Framework. MCQ (Multiple Choice Questions with answers about Computational Fluid Dynamics Tvd Framework
The Sweby’s diagram is drawn in __________ plane.
Options
A : (?,r)
B : (?, ilde{phi_c})
C : (?, ilde{phi_f})
D : (?, ilde{phi_d})
What are the flux limiters for upwind and downwind schemes respectively?
Options
A : 0 and 2
B : 0 and 1
C : 0 and ?
D : 1 and ?
A Total Variation Diminishing (TVD) scheme is always __________
Options
A : continuous
B : monotonic
C : stable
D : bounded
Developing a TVD scheme relies upon _________
Options
A : the flux limiter
B : the coefficients
C : the PDE
D : the convection terms
The flux limiter is a function of __________
Options
A : the gradient at that central node
B : the ratio of two consecutive gradients
C : the product of two consecutive gradients
D : the difference between two consecutive gradients
A numerical method is total variation diminishing if __________
Options
A : the total variation remains constant with increasing time
B : the total variation increases with increasing time
C : the total variation does not increase with increasing time
D : the total variation decreases with increasing time
What is the total variation of a flow variable (?) at a particular time step t?
Options
A : TVt=?i?i+1-?i
B : TVt=?n ?ndn
C : TVt=?i?(i+1)?i
D : TVt=?i?(i+1)?i
The condition that the flux limiter of a scheme should satisfy to be TVD is __________
Options
A : ?r=min?(0.5r,r) & if r>0; ?r=0 & if r<0
B : ?r=min?(r,1) & if r>0; ?r=0 & if r?0
C : ?r=min?(2r,r) & if r>0; ?r=0 & if r?0
D : ?r=min?(2r,2) & if r>0; ?r=0 & if r<0
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