Explore topic-wise MCQs in Computational Fluid Dynamics.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Computational Fluid Dynamics knowledge and support exam preparation. Choose a topic below to get started.

1.

In which of these ranges is the central differencing scheme used?

A. -2 Pe 2
B. -1 Pe 1
C. -0.5 Pe 0.5
D. -5 Pe 5
Answer» B. -1 Pe 1
Discussion
2.

The Peclet number is calculated at the ____________

A. control volume
B. cell centres
C. vertices
D. faces
Answer» E.
Discussion
3.

What is the advantage of the hybrid differencing scheme compared to the QUICK scheme?

A. Transportiveness
B. Accuracy
C. Stability
D. Conservativeness
Answer» D. Conservativeness
Discussion
4.

Which of these is correct about the hybrid differencing scheme?

A. It is conservative but not transportive
B. It is conservative and transportive
C. It is transportive but not conservative
D. It is neither transportive nor conservative
Answer» C. It is transportive but not conservative
Discussion
5.

What is the order of accuracy of the hybrid differencing scheme?

A. Fourth-order
B. Third-order
C. Second-order
D. First-order
Answer» E.
Discussion
6.

The hybrid differencing scheme is ____________

A. never bounded
B. bounded unconditionally
C. bounded in the low Peclet number
D. bounded in the high Peclet number
Answer» C. bounded in the low Peclet number
Discussion
7.

The difference scheme to be used in the hybrid system is chosen by evaluating the ____________

A. Local Peclet number
B. Global Peclet number
C. Reynolds number
D. Nusselt number
Answer» B. Global Peclet number
Discussion
8.

The hybrid differencing scheme is a combination of ____________ and ___________

A. upwind and downwind schemes
B. downwind and central difference schemes
C. central difference and upwind schemes
D. two types of central difference schemes
Answer» D. two types of central difference schemes
Discussion