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This section includes 6 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. |
For the FROMM scheme, what is the flux limiter (r) equal to? |
A. | 1- ( frac{r}{2} ) |
B. | 1+ ( frac{r}{2} ) |
C. | ( frac{1-r}{2} ) |
D. | ( frac{1+r}{2} ) |
Answer» E. | |
2. |
What is the normalized relationship between f and c for the FROMM scheme? |
A. | ( tilde{ phi_f}= tilde{ phi_c}+ frac{1}{4} ) |
B. | ( tilde{ phi_f}= tilde{ phi_c}- frac{1}{4} ) |
C. | ( tilde{ phi_f}= frac{1}{4}- tilde{ phi_c} ) |
D. | ( tilde{ phi_f}= frac{1}{4} tilde{ phi_c} ) |
Answer» B. ( tilde{ phi_f}= tilde{ phi_c}- frac{1}{4} ) | |
3. |
Which of these is correct about the FROMM scheme? |
A. | A linear profile is obtained between the immediate upwind and the far downwind nodes |
B. | A linear profile is obtained between the far upwind and the immediate downwind nodes |
C. | A linear profile is obtained between the far upwind and the immediate upwind nodes |
D. | A linear profile is obtained between the far upwind and the far downwind nodes |
Answer» C. A linear profile is obtained between the far upwind and the immediate upwind nodes | |
4. |
FROMM scheme ____________ |
A. | gives weighted importance to the upwind and downwind schemes |
B. | gives equal importance to upwind and downwind scheme |
C. | is downwind biased |
D. | is upwind biased |
Answer» E. | |
5. |
What is the order of accuracy of the FROMM scheme? |
A. | First-order |
B. | Second-order |
C. | Third-order |
D. | Fourth-order |
Answer» C. Third-order | |
6. |
Which of these profiles is used by the FROMM scheme? |
A. | (x)=k<sub>0</sub>+k<sub>1</sub> (x-x<sub>c</sub>)+k<sub>2</sub> (x-x<sub>c</sub>)<sup>2</sup> |
B. | (x)=k<sub>1</sub> (x-x<sub>c</sub> )+k<sub>2</sub> (x-x<sub>c</sub>)<sup>2</sup> |
C. | (x)=k<sub>0</sub>+k<sub>1</sub> (x-x<sub>c</sub>) |
D. | (x)=k<sub>1</sub> (x-x<sub>c</sub>) |
Answer» D. (x)=k<sub>1</sub> (x-x<sub>c</sub>) | |