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. |
The diagram represents the NVD of a high-resolution scheme. In the diagram, φc = \(\widetilde{\phi_c}\) and φf=\(\widetilde{\phi_f}\).Identify the scheme. |
| A. | MINMOD |
| B. | SMART |
| C. | STOIC |
| D. | OSHER |
| Answer» E. | |
| 2. |
The SMART scheme is constructed using the ____________ |
| A. | SUPERBEE scheme |
| B. | STOIC scheme |
| C. | QUICK scheme |
| D. | MINMOD scheme |
| Answer» D. MINMOD scheme | |
| 3. |
For a high-resolution scheme to have good convergence, the profile in the NVD frame should __________ |
| A. | involve sharp angles |
| B. | avoid sharp angles |
| C. | be smooth |
| D. | be differentiable |
| Answer» C. be smooth | |
| 4. |
High-resolution schemes give ___________ |
| A. | solution without oscillations |
| B. | highly converging |
| C. | inconsistent solutions |
| D. | unstable solution |
| Answer» B. highly converging | |
| 5. |
To construct a high-resolution scheme, the monotonic profile in the range 0\(\leq\widetilde{\phi_c}\leq\)1 should pass through __________ in the NVD. |
| A. | points (0,0) and (0,1) |
| B. | points (1,0) and (1,1) |
| C. | points (0,1) and (1,1) |
| D. | points (0,0) and (1,1) |
| Answer» E. | |
| 6. |
Which of these is not a high-resolution scheme? |
| A. | MINMOD |
| B. | SMART |
| C. | SIMPLE |
| D. | MUSCL |
| Answer» D. MUSCL | |
| 7. |
Which of these diagrams are used to visualize the high-resolution scheme? |
| A. | Leonard diagram and NVD |
| B. | Cumulative flow diagram and NVD |
| C. | Sweby’s diagram and NVD |
| D. | Cumulative flow diagram and Sweby’s diagram |
| Answer» D. Cumulative flow diagram and Sweby’s diagram | |
| 8. |
A high-resolution scheme is the best suited for ___________ |
| A. | Turbulent flows |
| B. | Problems involving shocks |
| C. | Incompressible flows |
| D. | Unsteady flows |
| Answer» C. Incompressible flows | |
| 9. |
Which of these techniques cannot be used to implement a high-resolution scheme? |
| A. | DC technique |
| B. | DWF method |
| C. | NWF method |
| D. | TVD method |
| Answer» E. | |
| 10. |
A high-resolution scheme is __________ |
| A. | a higher order bounded scheme |
| B. | a first-order accurate scheme |
| C. | a first-order bounded scheme |
| D. | a higher-order unbounded scheme |
| Answer» B. a first-order accurate scheme | |