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. |
How is the order of accuracy of the mean value approach found? |
| A. | Using spatial variation |
| B. | Using trapezoidal rule |
| C. | Using convergence |
| D. | Using Fourier expansion |
| Answer» B. Using trapezoidal rule | |
| 2. |
Simpson’s rule assumes the function to be ___________ |
| A. | constant |
| B. | cubic |
| C. | linear |
| D. | quadratic |
| Answer» E. | |
| 3. |
What is the order of accuracy for the method of numerical approximation represented by this diagram? |
| A. | Fourth-order |
| B. | Third-order |
| C. | Second-order |
| D. | First-order |
| Answer» D. First-order | |
| 4. |
In which of these methods the function is assumed to vary linearly with the independent variable? |
| A. | Trapezoidal rule and Simpson’s rule |
| B. | Trapezoidal rule |
| C. | Midpoint rule and Simpson’s rule |
| D. | Only Simpson’s rule |
| Answer» C. Midpoint rule and Simpson’s rule | |
| 5. |
Which is the order of accuracy used for? |
| A. | To quantify the rate of convergence |
| B. | To find the error |
| C. | To find the stability |
| D. | To find the consistency |
| Answer» B. To find the error | |
| 6. |
I know the value of flux at point xc. How will you find the value of this flux at point x away form xc? |
| A. | Simpson’s rule |
| B. | Trapezoidal rule |
| C. | Mean value theorem |
| D. | Taylor series expansion |
| Answer» E. | |
| 7. |
What is the order of accuracy of the midpoint rule approximation? |
| A. | Fourth-order |
| B. | Third-order |
| C. | Second-order |
| D. | First-order |
| Answer» D. First-order | |
| 8. |
For integrating the source term, if the value is approximated using the mean value theorem, the value at the _____________ is used. |
| A. | face centre |
| B. | cell centre |
| C. | boundary face |
| D. | vertex |
| Answer» C. boundary face | |
| 9. |
For integrating the convective and diffusive fluxes using the mean value approximation, the value at the ___________ is used. |
| A. | face centre |
| B. | cell centre |
| C. | node |
| D. | vertex |
| Answer» B. cell centre | |