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. |
The solution proposed by Taylor and Maccoll for supersonic flow over a cone is obtained using which of these techniques? |
| A. | Analytically |
| B. | Graphically |
| C. | Numerically |
| D. | Simulation |
| Answer» D. Simulation | |
| 2. |
How many unknowns are present in the Taylor Maccoll equation? |
| A. | One |
| B. | Two |
| C. | Three |
| D. | Four |
| Answer» B. Two | |
| 3. |
What is the flow over right circular cone at zero angle of attack is considered to be? |
| A. | One dimensional |
| B. | Quasi three dimensional |
| C. | Three dimensional |
| D. | Quasi two dimensional |
| Answer» E. | |
| 4. |
Conical flow is assumed to be symmetric about which of these axis? |
| A. | X axis |
| B. | Y axis |
| C. | Z axis |
| D. | No symmetry |
| Answer» D. No symmetry | |
| 5. |
What is the irrotationally condition for a conical flow? |
| A. | V<sub> </sub> = ( frac { (V_r )}{ } ) |
| B. | V<sub> </sub> = ( frac { (V_r )}{ } ) |
| C. | V<sub> </sub> = ( frac {1}{r} frac { (V_ )}{ } ) |
| D. | V<sub> </sub> = ( frac { (V_r )}{ } )V<sub>r</sub> |
| Answer» B. V<sub> </sub> = ( frac { (V_r )}{ } ) | |
| 6. |
Conical flow is rotational according to the result obtained from Crocco s theorem. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Along the streamline of the conical flow, the total enthalpy stays constant. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Which of these is the continuity equation for an axisymmetric flow? |
| A. | V<sub> </sub>cot u2061 + ( frac { (V_ )}{ } ) + V<sub> </sub> ( frac { ( )}{ } ) = 0 |
| B. | 2 V<sub>r</sub> + V<sub> </sub>cot u2061 + ( frac { (V_ )}{ } ) + V<sub> </sub> ( frac { ( )}{ } ) = 0 |
| C. | 2 V<sub>r</sub> + V<sub> </sub>cot u2061 = 0 |
| D. | ( frac {1}{r{^2}} frac { }{ r} ) (r<sup>2</sup> V<sub>r</sub>) + ( frac {1}{r sin } frac { }{ } )( V<sub> </sub>sin u2061 ) + ( frac {1}{r sin } frac { ( V_ )}{ } ) = 0 |
| Answer» C. 2 V<sub>r</sub> + V<sub> </sub>cot u2061 = 0 | |
| 9. |
Which of these is the correct relation for the entropy across a shock for all the streamlines? |
| A. | s = 0 |
| B. | s = 0 |
| C. | ( s) s = 0 |
| D. | ( s).s = 0 |
| Answer» B. s = 0 | |
| 10. |
Which of these is not the assumption for Taylor Maccoll conical flow? |
| A. | Cone is placed at the zero angle of attack |
| B. | Flow properties along a ray of cone are constant |
| C. | Shock wave is curved |
| D. | Flow is axisymmetric |
| Answer» D. Flow is axisymmetric | |