MCQOPTIONS
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MCQOPTIONS
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. |
Plotting the QUICK scheme in the (\(\tilde{\phi_c},\tilde{\phi_f}\)) plane, the profile will be ____ |
| A. | (Note: \(\tilde{\phi_c} \,and\, \tilde{\phi_f}\) are the normalized flow variable at the upwind node and at the face respectively). |
| B. | quadratic line |
| C. | straight line |
| D. | curved line |
| E. | a parabola |
| Answer» C. straight line | |
| 2. |
What is the normalized flow variable at the face (\(\tilde{\phi_f}\)) for the upwind and downwind schemes respectively? |
| A. | (Note: \(\tilde{\phi_c}\) is the normalized flow variable at the upwind node). |
| B. | 1 and 0 |
| C. | 1 and \(\tilde{\phi_c}\) |
| D. | 0 and 1 |
| E. | \(\tilde{\phi_c}\) and 1 |
| Answer» E. \(\tilde{\phi_c}\) and 1 | |
| 3. |
If \(\tilde{\phi_c}<0 \,or\, \tilde{\phi_c}>1\), what does it mean? |
| A. | (Note: \(\tilde{\phi_c}\) is the normalized flow variable at the upwind node). |
| B. | Maximum at c |
| C. | Minimum at c |
| D. | Extremum at c |
| E. | Global minimum at c |
| Answer» D. Extremum at c | |
| 4. |
Which of these conditions represent a monotonic profile of variable Φ between the far upwind node and downwind node? |
| A. | (Note: \(\tilde{\phi_c}\) is the normalized flow variable at the upwind node). |
| B. | \(1\leq\tilde{\phi_c}\leq ∞\) |
| C. | \(0\leq\tilde{\phi_c}\leq 1\) |
| D. | \(0\leq\tilde{\phi_c}\leq 0.5\) |
| E. | \(0.5\leq\tilde{\phi_c}\leq 1\) |
| Answer» C. \(0\leq\tilde{\phi_c}\leq 1\) | |
| 5. |
What are the normalized values of the variables Φd (downwind) and Φu (far upwind)? |
| A. | 1 and 0 |
| B. | 0 and ∞ |
| C. | 1 and ∞ |
| D. | 0 and 1 |
| Answer» B. 0 and ∞ | |