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 speed of propagation of the disturbance in hyperbolic problems is ____________ |
| A. | finite |
| B. | infinite |
| C. | 0 |
| D. | 1 |
| Answer» B. infinite | |
| 2. |
Which of these equations is hyperbolic? |
| A. | Unsteady Navier-Stokes equation |
| B. | Steady Navier-Stokes equation |
| C. | Steady Euler equation |
| D. | Unsteady Euler equation |
| Answer» E. | |
| 3. |
To solve a hyperbolic equation, which of these is/are necessary? |
| A. | Initial conditions and boundary conditions |
| B. | Initial conditions |
| C. | Boundary conditions |
| D. | Neither initial nor boundary conditions |
| Answer» B. Initial conditions | |
| 4. |
Which of these flows can be represented by the following diagram? |
| A. | Unsteady viscous supersonic flow |
| B. | Unsteady inviscid supersonic flow |
| C. | Steady inviscid supersonic flow |
| D. | Steady inviscid subsonic flow |
| Answer» C. Steady inviscid supersonic flow | |
| 5. |
From the diagram, What does, line Pc represent? |
| A. | Left running boundary line |
| B. | Right running characteristic line |
| C. | Left running characteristic line |
| D. | Left running boundary line |
| Answer» D. Left running boundary line | |
| 6. |
Which of these is true for hyperbolic equations? |
| A. | They have 2 imaginary characteristic lines |
| B. | They have 1 imaginary characteristic line |
| C. | They have 1 real characteristic line |
| D. | They have 2 real characteristic lines |
| Answer» E. | |
| 7. |
When is the steady inviscid flow hyperbolic? |
| A. | In supersonic flow regime |
| B. | Never |
| C. | Always |
| D. | In subsonic flow regime |
| Answer» B. Never | |
| 8. |
Consider the diagram. In the diagram what does region 1 mean? |
| A. | Region of influence |
| B. | Domain of dependence |
| C. | Characteristic region |
| D. | Boundary region |
| Answer» C. Characteristic region | |
| 9. |
When the hyperbolic equations are represented by a diagram, what is the region dependent on the point of consideration called? |
| A. | Boundary region |
| B. | Domain of dependence |
| C. | Region of influence |
| D. | Initial region |
| Answer» D. Initial region | |
| 10. |
Consider the following diagram. What does line ‘ab’ represent? |
| A. | Left characteristic line |
| B. | Right characteristic line |
| C. | Data which depends on P |
| D. | Initial data on which P is dependent |
| Answer» E. | |