MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
Which of these performance characters of the SIMPLEC algorithm match with the SIMPLE algorithm? |
| A. | Convergence per iteration |
| B. | Number of iterations |
| C. | Cost per iteration |
| D. | Total computational cost |
| Answer» D. Total computational cost | |
| 2. |
Which of these facts about the SIMPLEC algorithm is correct? |
| A. | The discretized pressure-correction equation is difficult to solve than that in the SIMPLE algorithm |
| B. | It does not need a pressure correction equation |
| C. | It is computationally expensive |
| D. | Wrong pressure field will influence the velocity field |
| Answer» E. | |
| 3. |
What is the advantage of the SIMPLEC algorithm over the SIMPLER algorithm? |
| A. | No extra equations |
| B. | No extra terms |
| C. | No momentum equation |
| D. | More stable |
| Answer» B. No extra terms | |
| 4. |
Which of these performance-based advantages does the SIMPLEC algorithm have? |
| A. | More stable |
| B. | Faster convergence |
| C. | Bounded solutions |
| D. | Conservativeness |
| Answer» C. Bounded solutions | |
| 5. |
Which of these is an advantage of the SIMPLEC algorithm over the SIMPLE algorithm? |
| A. | No over-relaxation |
| B. | No under-relaxation |
| C. | No undershoots |
| D. | No extra terms |
| Answer» C. No undershoots | |
| 6. |
The velocity correction in the SIMPLEC algorithm is __________ |
| A. | the weighted average of the neighbouring corrections |
| B. | the weighted average of the current pressure values |
| C. | the weighted average of the older pressure values |
| D. | the weighted average of the older velocity values |
| Answer» B. the weighted average of the current pressure values | |
| 7. |
The SIMPLEC algorithm _________ in the SIMPLE algorithm. |
| A. | omits over-relaxed terms |
| B. | adds terms |
| C. | omits less significant terms |
| D. | omits under-relaxed terms |
| Answer» D. omits under-relaxed terms | |
| 8. |
Which of these is affected by the change in the SIMPLEC algorithm? |
| A. | Velocity correction |
| B. | Pressure equation |
| C. | Pressure-correction equation |
| D. | Velocity-correction equation |
| Answer» E. | |
| 9. |
Which of these equations of the SIMPLE algorithm is manipulated in the SIMPLEC algorithm? |
| A. | Continuity equation |
| B. | Momentum equation |
| C. | Pressure equation |
| D. | Pressure-correction equation |
| Answer» C. Pressure equation | |
| 10. |
What does the C in SIMPLEC algorithm? |
| A. | Continuation |
| B. | Converging |
| C. | Corrected |
| D. | Consistent |
| Answer» E. | |