MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 8 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. |
Equations of state provide the linkage between ___________ and ____________ |
| A. | Conservative, non-conservative equation |
| B. | Eulerian, Lagrangian equations |
| C. | Energy equation, mass and momentum equations |
| D. | Differential, Integral equations |
| Answer» D. Differential, Integral equations | |
| 2. |
Energy conservation equation is necessary to solve this property of fluid flow. |
| A. | Pressure |
| B. | Temperature |
| C. | Density |
| D. | Velocity |
| Answer» C. Density | |
| 3. |
Which is/are the conservation laws that are enough to solve a complete fluid problem? |
| A. | Energy and momentum conservation |
| B. | Mass and energy conservation |
| C. | Mass and momentum conservation |
| D. | Mass equation |
| Answer» D. Mass equation | |
| 4. |
We can describe the state of a substance in thermodynamic equilibrium using two state variables. What are these two variables? |
| A. | Density and temperature |
| B. | Density and pressure |
| C. | Pressure and Temperature |
| D. | Velocity and Temperature |
| Answer» B. Density and pressure | |
| 5. |
Fluid velocity is very high. Will thermodynamic equilibrium be applicable to fluid flows? |
| A. | Yes, the external conditions help them stay in thermodynamic equilibrium |
| B. | No, their flow properties change abruptly |
| C. | No, they are influenced by external conditions |
| D. | Yes, the fluid can thermodynamically adjust itself quickly to be in thermodynamic equilibrium |
| Answer» E. | |
| 6. |
Relationship between thermodynamic variables of a flow field can be obtained through ___________ |
| A. | Momentum conservation |
| B. | Thermodynamic equilibrium |
| C. | Energy equations |
| D. | Zeroth law of thermodynamics |
| Answer» C. Energy equations | |
| 7. |
Among the unknowns of a flow field, some of the properties are given below. Which set contains only thermodynamic properties? |
| A. | Density, pressure, specific internal energy, temperature |
| B. | Density, velocity, specific internal energy, temperature |
| C. | Velocity, pressure, specific internal energy, temperature |
| D. | Density, pressure, specific internal energy, Velocity |
| Answer» B. Density, velocity, specific internal energy, temperature | |
| 8. |
How many equations are related to solving a flow field? |
| A. | 2 |
| B. | 3 |
| C. | 5 |
| D. | 4 |
| Answer» D. 4 | |