MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Where does the maximum value of the temperature occurs in a Couette flow? |
| A. | Top plate |
| B. | Bottom plate |
| C. | Midpoint between the two plates |
| D. | No maximum temperature occurs |
| Answer» D. No maximum temperature occurs | |
| 2. |
Which of these laws is obeyed by a Newtonian fluid? |
| A. | Shear stress law |
| B. | Newtonian law |
| C. | Incompressible fluid law |
| D. | Prandtl law |
| Answer» B. Newtonian law | |
| 3. |
What happens to the shear stress if the thickness between the two plates is increased in a Couette flow? |
| A. | Increases |
| B. | Decreases |
| C. | Remains same |
| D. | Becomes infinite |
| Answer» C. Remains same | |
| 4. |
How does the velocity vary in case of incompressible Couette flow? |
| A. | Linear |
| B. | Parabolic |
| C. | No variation |
| D. | Hyperbolic |
| Answer» B. Parabolic | |
| 5. |
Couette flow is a constant pressure flow. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Which of these laws is used to find the heat flux at a point in the fluid? |
| A. | Fourier law |
| B. | Fick s law |
| C. | Newton s law |
| D. | Kepler s law |
| Answer» B. Fick s law | |
| 7. |
What is a cold wall case? |
| A. | Heat flowing from fluid to wall |
| B. | Heat flowing from wall to fluid |
| C. | Reducing temperature of upper wall |
| D. | Reducing temperature of lower wall |
| Answer» B. Heat flowing from wall to fluid | |
| 8. |
Which of these phenomena results in viscous dissipation? |
| A. | Kinetic energy transformed into internal energy |
| B. | Acceleration of flow |
| C. | Temperature gradient |
| D. | Hot wall and cold wall case |
| Answer» B. Acceleration of flow | |
| 9. |
The two plate in Couette flow are kept at the same temperature. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
What is an assumption made while considering Couette flow? |
| A. | Flow is unparallel |
| B. | No slip condition between two plates |
| C. | Flow is inviscid |
| D. | Both the plates are stationary |
| Answer» C. Flow is inviscid | |