MCQOPTIONS
Saved Bookmarks
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. |
When the transient term in the Rhie-Chow interpolation is not accounted for separately, the result will ___________ |
| A. | be oscillatory |
| B. | be stable |
| C. | have overshoots |
| D. | have undershoots |
| Answer» B. be stable | |
| 2. |
The Rhie-Chow interpolation needs a redistribution of the _________ |
| A. | source term |
| B. | pressure gradient term |
| C. | viscous force term |
| D. | body force term |
| Answer» C. viscous force term | |
| 3. |
The collocated arrangement with Rhie-Chow interpolation will result in an equation which is dependent on the ___________ |
| A. | staggered grid |
| B. | linear interpolation |
| C. | average |
| D. | under-relaxation factor |
| Answer» E. | |
| 4. |
The coefficient approximation in the Rhie-Chow interpolation is ___________ |
| A. | fourth-order accurate |
| B. | third-order accurate |
| C. | second-order accurate |
| D. | first-order accurate |
| Answer» D. first-order accurate | |
| 5. |
The coefficients of the equation formed in the Rhie-Chow interpolation is obtained using ___________ |
| A. | Weighted average |
| B. | Quadratic interpolation |
| C. | Rhie-Chow interpolation |
| D. | Linear interpolation |
| Answer» E. | |
| 6. |
The Rhie-Chow interpolation mimics __________ |
| A. | pressure-velocity coupling of the collocated grid arrangement |
| B. | pressure-velocity coupling of the staggered grid arrangement |
| C. | pressure-velocity decoupling of the staggered grid arrangement |
| D. | pressure-velocity decoupling of the collocated grid arrangement |
| Answer» C. pressure-velocity decoupling of the staggered grid arrangement | |
| 7. |
The Rhie-Chow interpolation is equivalent to __________ |
| A. | pseudo-momentum equation with the coefficients linearly interpolated |
| B. | pseudo-momentum equation with the coefficients quadratically interpolated |
| C. | pseudo-continuity equation with the coefficients linearly interpolated |
| D. | pseudo-continuity equation with the coefficients quadratically interpolated |
| Answer» B. pseudo-momentum equation with the coefficients quadratically interpolated | |
| 8. |
Which of these terms is extra while using the Rhie-Chow interpolation? |
| A. | Diffusion term |
| B. | Dissipative term |
| C. | Advection term |
| D. | Source term |
| Answer» C. Advection term | |
| 9. |
Which of these methods use Rhie-Chow interpolation? |
| A. | QUICK scheme |
| B. | NVF method |
| C. | TVD method |
| D. | SIMPLE algorithm |
| Answer» E. | |
| 10. |
The checkerboard problem arises due to __________ |
| A. | linear interpolation in a staggered grid |
| B. | quadratic interpolation in a staggered grid |
| C. | linear interpolation in a collocated grid |
| D. | quadratic interpolation in a collocated grid |
| Answer» D. quadratic interpolation in a collocated grid | |