MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Auxiliary Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In two-stroke engines, what is required to purge exhaust gasses? |
| A. | Lighter piston |
| B. | Lubrication |
| C. | Oil |
| D. | Scavenging |
| Answer» E. | |
| 2. |
What happens to the engine if there is an increase in the temperature of the air+fuel mixture? |
| A. | Lower vibration |
| B. | Higher torque |
| C. | High efficiency |
| D. | Detonation |
| Answer» E. | |
| 3. |
Which are the types of dynamic compressors? |
| A. | Centrifugal and centripetal |
| B. | Single-stage and multi-stage axial flow |
| C. | Centripetal and single-stage axial flow |
| D. | Centrifugal and multi-stage axial flow |
| Answer» E. | |
| 4. |
When the boosted pressure is equal to the compression pressure of the supercharger, what is the value of the backflow? |
| A. | 10 |
| B. | 4 |
| C. | 2 |
| D. | 0 |
| Answer» E. | |
| 5. |
Internal compression devices usually use varying compression ratio. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which of the mentioned below is the disadvantage of supercharger? |
| A. | More volume of air |
| B. | Increase in temperature |
| C. | Higher density |
| D. | Cold air |
| Answer» C. Higher density | |
| 7. |
On what basis positive displacement superchargers are usually rated? |
| A. | Capacity per revolution |
| B. | Parts per million |
| C. | Displacement of engine |
| D. | Size of exhaust manifold |
| Answer» B. Parts per million | |
| 8. |
Which supercharger doesn t deliver pressure at low speeds? |
| A. | Dynamic compressor |
| B. | Negative displacement |
| C. | Static compressor |
| D. | Positive displacement |
| Answer» B. Negative displacement | |
| 9. |
Which supercharger delivers an almost constant level pressure increase at all engine RPM? |
| A. | Dynamic compressor |
| B. | Negative displacement |
| C. | Static compressor |
| D. | Positive displacement |
| Answer» E. | |
| 10. |
Which are the types of supercharger based on method of gas transfer? |
| A. | Positive displacement and dynamic compressors |
| B. | Positive displacement and negative displacement |
| C. | Dynamic compressors and Static compressors |
| D. | Negative displacement and Static compressors |
| Answer» B. Positive displacement and negative displacement | |
| 11. |
For a super charger, the drive is obtained by which part of the engine? |
| A. | Cam |
| B. | Connecting rod |
| C. | Exhaust manifold |
| D. | Crankshaft |
| Answer» E. | |
| 12. |
Which of the mentioned below is not a driving mechanism of a supercharger? |
| A. | Exhaust gas |
| B. | Belt |
| C. | Gear |
| D. | Chain |
| Answer» B. Belt | |
| 13. |
What is the another name of supercharger? |
| A. | Pump |
| B. | Diffuser |
| C. | Cooler |
| D. | Compressor |
| Answer» E. | |