MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Steam And Gas Turbines knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Aerodynamic center lies exactly at ______ on the chord from leading edge in cambered air foil. |
| A. | half |
| B. | one quarter |
| C. | three fourth |
| D. | none of the mentioned |
| Answer» C. three fourth | |
| 2. |
Center of pressure lies exactly in ________ of the chord from the leading edge in a symmetrical air foil. |
| A. | one quarter |
| B. | half |
| C. | three fourth |
| D. | none of the mentioned |
| Answer» B. half | |
| 3. |
Slope between lift coefficient and angle of attack in a line is __________ |
| A. | 90 degree |
| B. | 180 degree |
| C. | 360 degree |
| D. | 60 degree |
| Answer» D. 60 degree | |
| 4. |
Relation between angle of attack and _______ for invincible fluids is found in thin airfoil theory. |
| A. | Lift |
| B. | Drag |
| C. | Lift & Drag |
| D. | None of the mentioned |
| Answer» B. Drag | |
| 5. |
_________ difference is observed in between the sides of air foil. |
| A. | Temperature |
| B. | Pressure |
| C. | Temperature & pressure |
| D. | None of the mentioned |
| Answer» C. Temperature & pressure | |
| 6. |
Cambered air foils generate lift at ________ angle of attack. |
| A. | zero |
| B. | high |
| C. | low |
| D. | none of the mentioned |
| Answer» B. high | |
| 7. |
In air foil lift is __________ proportional to angle of attack. |
| A. | inversly |
| B. | not related |
| C. | directly |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 8. |
Air foils when designed to work in water are called as _________ |
| A. | Dynamic air foil |
| B. | Hydro foil |
| C. | Dynamic air foil & Hydro foil |
| D. | None of the mentioned |
| Answer» C. Dynamic air foil & Hydro foil | |
| 9. |
In subsonic flight air foil has a shape of round at the leading edge. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Airfoil when passed through fluids produces ______________ |
| A. | thrust |
| B. | drag |
| C. | thrust & drag |
| D. | none of the mentioned |
| Answer» B. drag | |