MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
A model of fluid moving along with the flow gives non-conservative equation. What is the reason? |
| A. | Position coordinates are dependent on time |
| B. | Position coordinates are independent on time |
| C. | Velocity is dependent on time |
| D. | Velocity is independent of time |
| Answer» B. Position coordinates are independent on time | |
| 2. |
A stationary model will result in ____________ |
| A. | Differential equation |
| B. | Non-conservative equation |
| C. | Conservative equation |
| D. | Integral equation |
| Answer» D. Integral equation | |
| 3. |
Other than finite control volume and infinitesimal small element, what is the third possible modelling of fluid flow? |
| A. | Discrete approach |
| B. | Quantum approach |
| C. | Microscopic approach |
| D. | Macroscopic approaches |
| Answer» D. Macroscopic approaches | |
| 4. |
A finite control volume moving along with the flow __________ |
| A. | Has its position coordinates stationary |
| B. | Has its particles moving into and out of it |
| C. | Has the properties differentiated |
| D. | Has the same particles always inside it |
| Answer» E. | |
| 5. |
An equation modelled using infinitesimally small element leads to ____________ |
| A. | Partial differential equation |
| B. | Integral equation |
| C. | Differential equation |
| D. | Linear differential equation |
| Answer» B. Integral equation | |
| 6. |
What is the need of constructing a model for analysing fluids? |
| A. | Fluids are not stationary but they have the same velocity in different parts |
| B. | Fluids are stationary and they have the same velocity in different parts |
| C. | Fluids are not stationary and they have different velocities in different parts |
| D. | Fluids are not stationary but they have the same velocity in different parts |
| Answer» D. Fluids are not stationary but they have the same velocity in different parts | |
| 7. |
A control volume based model gives ___________ equation. |
| A. | Integral |
| B. | Differential |
| C. | Conservative |
| D. | Non-conservative |
| Answer» B. Differential | |