Explore topic-wise MCQs in Computational Fluid Dynamics Questions and Answers.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Computational Fluid Dynamics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

In the region where \(\tilde{\phi_c}<0 \,and\, \tilde{\phi_c}>1,\) ___________ is dominant.

A. (Note: \(\tilde{\phi_c} \,and\, \tilde{\phi_f}\) are the normalized flow variables at the upwind node and the face).
B. conduction
C. convection
D. radiation
E. anti-diffusion
Answer» C. convection
Discussion
2.

For a bounded higher-order scheme, \(\tilde{\phi_f}=1 \,when\, \tilde{\phi_c}\)= ____________

A. (Note: \(\tilde{\phi_c} \,and\, \tilde{\phi_f}\) are the normalized flow variables at the upwind node and the face).
B. ∞
C. 0
D. 1
E. 0.5
Answer» D. 1
Discussion
3.

In the region where \(\tilde{\phi_c}<0\, and\, \tilde{\phi_c}>1,\) a bounded scheme should have \(\tilde{\phi_f}\) as that of the ____________

A. (Note: \(\tilde{\phi_c} \,and\, \tilde{\phi_f}\) are the normalized flow variables at the upwind node and the face).
B. SMART scheme
C. QUICK scheme
D. Downwind scheme
E. Upwind scheme
Answer» E. Upwind scheme
Discussion
4.

Consider the following NVD.

A. For a bounded scheme plotted in this NVD, the profile should lie inside which of these regions?
B. D, A
C. A, B
D. B, C
E. C, D
Answer» C. A, B
Discussion
5.

According to the Godunov’s theorem, any linear monotonic scheme will be maximum ____________

A. first derivative
B. first-order accurate
C. second-order accurate
D. second derivative
Answer» C. second-order accurate
Discussion