MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
The small gap between the cylinder liner and piston is known as _____ |
| A. | piston rib |
| B. | piston clearance |
| C. | piston head |
| D. | wrist clearance |
| Answer» C. piston head | |
| 2. |
Calculate the mean diameter of the piston boss for aluminum alloy piston, when do=50mm? |
| A. | 60mm |
| B. | 70mm |
| C. | 80mm |
| D. | 90mm |
| Answer» D. 90mm | |
| 3. |
Calculate the mean diameter of the piston boss for grey cast iron piston, when do=50mm? |
| A. | 30mm |
| B. | 50mm |
| C. | 60mm |
| D. | 70mm |
| Answer» E. | |
| 4. |
Calculate the inner diameter of the piston when the outer diameter is 50mm? |
| A. | 30mm |
| B. | 25mm |
| C. | 40mm |
| D. | 35mm |
| Answer» B. 25mm | |
| 5. |
What is the formula to calculate resisting force? |
| A. | Resisting force=(Pmax)ld0l1b) Resisting force=(Pb)ldil1c) Resisting force=(Pb)ld0l1d) Resisting force=(P |
| B. | Resisting force=(Pb)ldil1 |
| C. | Resisting force=(Pb)ld0l1 |
| D. | Resisting force=(Pb)ld0ls |
| Answer» D. Resisting force=(Pb)ld0ls | |
| 6. |
Calculate the resisting force when (Pb)l=5N/mm2, d0=110mm, l1=67? |
| A. | 73426N |
| B. | l=5N/mm2, d0=110mm, l1=67?a) 73426Nb) 36850N |
| C. | 238746N |
| D. | 28642N |
| Answer» C. 238746N | |
| 7. |
The end movement of the piston pin is restricted by which component? |
| A. | Circlip |
| B. | Welding |
| C. | Bolting |
| D. | Riveting |
| Answer» B. Welding | |
| 8. |
Piston pin passes through which part of the piston? |
| A. | Oil ring |
| B. | Riffle hole |
| C. | Piston bosses |
| D. | Compression ring |
| Answer» D. Compression ring | |
| 9. |
Piston pin is having which cross-section? |
| A. | Hollow rectangular |
| B. | Solid circular |
| C. | Hollow circular |
| D. | Solid rectangular |
| Answer» D. Solid rectangular | |
| 10. |
What is the function of the piston pin? |
| A. | To connect the piston to the crankshaft |
| B. | To connect the piston to the piston head |
| C. | To connect cam to the piston |
| D. | To connect the piston to the connecting rod |
| Answer» E. | |