MCQOPTIONS
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MCQOPTIONS
This section includes 9 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. |
The NWF method uses __________ |
| A. | TVD |
| B. | NVF |
| C. | Both NVF and TVD |
| D. | Neither NVF nor TVD |
| Answer» C. Both NVF and TVD | |
| 2. |
What is the difficulty in the direct use of nodal values without the deferred correction method? |
| A. | Convergence and stability |
| B. | Stability and accuracy |
| C. | Accuracy and Boundedness |
| D. | Boundedness and convergence |
| Answer» B. Stability and accuracy | |
| 3. |
The Downwind Weighing Factor is a function of the flow variables at ___________ |
| A. | the face and upwind nodes |
| B. | the far upwind, upwind and downwind nodes |
| C. | the upwind and downwind nodes |
| D. | the face, upwind and downwind nodes |
| Answer» E. | |
| 4. |
What does NWF stand for? |
| A. | Normalized Weighing Factor |
| B. | Northern Weighing Factor |
| C. | Normalized West Factor |
| D. | Normalized Weighted Formulation |
| Answer» B. Northern Weighing Factor | |
| 5. |
Deferred correction procedure for high-resolution schemes leads to __________ |
| A. | NVF and TVD |
| B. | NWF and DWF |
| C. | NVF and DWF |
| D. | TVD and NWF |
| Answer» C. NVF and DWF | |
| 6. |
If the normalized difference between the cell face values is high, the convergence rate ___________ |
| A. | tends to infinity |
| B. | is undisturbed |
| C. | is low |
| D. | is high |
| Answer» D. is high | |
| 7. |
Difference between the upwind line and the high-resolution scheme line gives __________ |
| A. | the difference between the upwind and the downwind nodes |
| B. | the normalized difference between the cell face values |
| C. | the difference between the far upwind and the upwind nodes |
| D. | the difference between the far upwind and the downwind nodes |
| Answer» C. the difference between the far upwind and the upwind nodes | |
| 8. |
What is added as a source term in the deferred correction method? |
| A. | Difference between the high-resolution and the upwind schemes |
| B. | Constants in the high-resolution schemes |
| C. | Constants in the upwind schemes |
| D. | Difference between the downwind and the upwind schemes |
| Answer» B. Constants in the high-resolution schemes | |
| 9. |
The coefficients in the deferred correction procedure are based on ___________ |
| A. | the downwind scheme |
| B. | the quick scheme |
| C. | the upwind scheme |
| D. | the high-resolution scheme |
| Answer» D. the high-resolution scheme | |