MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Which of the following is termed as the maximum permissible number of degrees per second, change during acceleration to keep up with the timing requirement? |
| A. | Attack rate |
| B. | After burning |
| C. | Detonation |
| D. | Dribbling |
| Answer» B. After burning | |
| 2. |
Which of the following is used to define ignition advance? |
| A. | Clearance volume |
| B. | Cylinder top dead center |
| C. | Compression height |
| D. | Detonation length |
| Answer» C. Compression height | |
| 3. |
How many numbers of vacuum openings are provided in the carburetor in a complete vacuum control type? |
| A. | 4 |
| B. | 2 |
| C. | 16 |
| D. | 8 |
| Answer» C. 16 | |
| 4. |
Which of the following type of advancement uses the ECU? |
| A. | Vacuum advance |
| B. | Centrifugal advance |
| C. | Complete vacuum control |
| D. | Computerized advance control |
| Answer» E. | |
| 5. |
Which of the following condition is taken care of by the centrifugal advance mechanism? |
| A. | Speed |
| B. | Load |
| C. | Temperature |
| D. | Detonation |
| Answer» B. Load | |
| 6. |
Which among the following is provided in a vacuum advance type to keep the advance unit at zero if no vacuum is applied as during idling? |
| A. | Carburetor |
| B. | Diaphragm |
| C. | Centrifugal weights |
| D. | Return spring |
| Answer» E. | |
| 7. |
Which of the following part vacuum is referred to as a ported vacuum in a vacuum advance type? |
| A. | Crankcase |
| B. | Engine deck |
| C. | Radiator |
| D. | Carburetor |
| Answer» E. | |
| 8. |
What is the general crankshaft degree range of advancement in a centrifugal advance system? |
| A. | 10-15 |
| B. | 20-25 |
| C. | 26-32 |
| D. | 34-38 |
| Answer» E. | |
| 9. |
How many numbersof weights are present in a centrifugal advancement method? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 1 |
| Answer» B. 3 | |
| 10. |
Which among the following emission increases with ignition advancement? |
| A. | Carbon monoxide (CO) |
| B. | Sulfur |
| C. | Nitrogen oxides (NOx) |
| D. | Particulate matter |
| Answer» D. Particulate matter | |
| 11. |
Which among the following increases with speed which in turn improves the rate of combustion? |
| A. | Enthalpy |
| B. | Turbulence |
| C. | Vaccum |
| D. | Entropy |
| Answer» C. Vaccum | |
| 12. |
Which of the following is not a factor affecting the ignition advancement? |
| A. | Nature of fuel |
| B. | Engine speed |
| C. | Entropy |
| D. | Load |
| Answer» D. Load | |