MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Components Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the dimension of crankweb when the diameter of crankpin is 50mm? |
| A. | 25mm |
| B. | 35mm |
| C. | 40mm |
| D. | 45mm |
| Answer» C. 40mm | |
| 2. |
The bending moment in the horizontal plane is due to? |
| A. | Belt compression |
| B. | Resultant belt tension |
| C. | Resultant tension |
| D. | Resultant belt compression |
| Answer» C. Resultant tension | |
| 3. |
In the design of center crankshaft b=2D, what is D? |
| A. | Valve diameter |
| B. | Piston diameter |
| C. | Gudgeon pin diameter |
| D. | Shrinking diameter |
| Answer» C. Gudgeon pin diameter | |
| 4. |
The central plane of the crankpin is subjected to which force? |
| A. | Minimum bending moment |
| B. | Maximum bending moment |
| C. | Normal stress |
| D. | Principle stress |
| Answer» C. Normal stress | |
| 5. |
The bending moment in the vertical plane is due to which part of the engine? |
| A. | Weight of piston |
| B. | Weight of flywheel |
| C. | Weight of engine |
| D. | Weight of vehicle |
| Answer» C. Weight of engine | |
| 6. |
The right and left-hand webs should be identified based on which consideration? |
| A. | Unbalanced |
| B. | Unilateral |
| C. | Balancing |
| D. | lateral |
| Answer» D. lateral | |
| 7. |
Which plane of the crankshaft is subjected to the maximum bending moment? |
| A. | Bottom plane |
| B. | Top plane |
| C. | Side plane |
| D. | Central plane |
| Answer» E. | |
| 8. |
The thrust in the connecting rod will be equal to the force acting on which part of the engine? |
| A. | Piston |
| B. | Connecting rod |
| C. | Crankshaft |
| D. | Gudgeon pin |
| Answer» B. Connecting rod | |
| 9. |
The reactions at the bearing 2 and 3 are due to which part of the engine? |
| A. | Weight of camshaft |
| B. | Weight of connecting rod |
| C. | Weight of flywheel |
| D. | Weight of the gears |
| Answer» D. Weight of the gears | |
| 10. |
The reactions at the bearing 1 and 2 are due to force by which part of the crankshaft? |
| A. | Circlip |
| B. | Crankpin |
| C. | Spigot |
| D. | Key |
| Answer» C. Spigot | |
| 11. |
In the design of centre crankshaft at the TDC position, the engine is placed in which position? |
| A. | Vertical |
| B. | Horizontal |
| C. | Parallel |
| D. | Perpendicular |
| Answer» B. Horizontal | |
| 12. |
In the design of centre crankshaft at TDC position, the crank alone is at which position? |
| A. | BDC position |
| B. | ODC position |
| C. | TDC position |
| D. | HDF position |
| Answer» D. HDF position | |
| 13. |
In the design of centre crankshaft at TDC position, the driven belt is assumed to be in which direction? |
| A. | Vertical |
| B. | Angled |
| C. | Horizontal |
| D. | Perpendicular |
| Answer» D. Perpendicular | |
| 14. |
Which type of crankshaft is supported by three bearings? |
| A. | Top crankshaft |
| B. | Bottom crankshaft |
| C. | Side crankshaft |
| D. | Center crankshaft |
| Answer» E. | |