MCQOPTIONS
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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. |
Which catalyst is used in Alkylation? |
| A. | Sulphuric acid |
| B. | Hydrochloric acid |
| C. | Sulphuric acid or hydrochloric acid |
| D. | Di-chloric acid |
| Answer» D. Di-chloric acid | |
| 2. |
Which process is used to combine lighter hydrocarbons to higher hydrocarbons? |
| A. | Alkylation |
| B. | Hydrogenation |
| C. | Polymerization |
| D. | Reforming |
| Answer» D. Reforming | |
| 3. |
In the process of reforming, the straight-chain paraffin and naphthenes are converted to what? |
| A. | Branched hydrocarbons |
| B. | Isometric hydrocarbons |
| C. | Aromatic hydrocarbons |
| D. | Alkene hydrocarbons |
| Answer» D. Alkene hydrocarbons | |
| 4. |
Which process is used to improve the anti-knock qualities of gasoline? |
| A. | Cracking |
| B. | Alkylation |
| C. | Reforming |
| D. | Hydrogenation |
| Answer» D. Hydrogenation | |
| 5. |
In which type of Cracking, aluminum silicates,or natural clay is used? |
| A. | Thermal cracking |
| B. | Catalytic cracking |
| C. | Hydrogen cracking |
| D. | Polymerized cracking |
| Answer» C. Hydrogen cracking | |
| 6. |
What is the temperature maintained during the thermal cracking process? |
| A. | 500<sup>o</sup>C |
| B. | 400<sup>o</sup>c |
| C. | 300<sup>o</sup>C |
| D. | 200<sup>o</sup>C |
| Answer» B. 400<sup>o</sup>c | |
| 7. |
What is the pressure maintained during the process of thermal cracking? |
| A. | 10-13Mpa |
| B. | 1-3MPa |
| C. | 0.1-0.5MPa |
| D. | 6-7MPa |
| Answer» C. 0.1-0.5MPa | |
| 8. |
What is the octane number of the gasoline obtained by thermal cracking? |
| A. | 93 |
| B. | 75 |
| C. | 58 |
| D. | 60 |
| Answer» C. 58 | |
| 9. |
Which of the mentioned below not a process of obtaining gasoline? |
| A. | Cracking |
| B. | Polymerization |
| C. | Alkylation |
| D. | Casting |
| Answer» E. | |
| 10. |
What is obtained when the vaporized crude oil is again passed through the heater and vacuum? |
| A. | Heavy gas oils |
| B. | lubricating oils |
| C. | Petrol |
| D. | Both heavy gas oils and lubricating oils |
| Answer» B. lubricating oils | |
| 11. |
Straight run gasoline in the fractional column is obtained at what temperature? |
| A. | 135 C to 170 C |
| B. | 70 to 120 c |
| C. | 8 C to 25 C |
| D. | 130 C to 150 C |
| Answer» C. 8 C to 25 C | |
| 12. |
Crude is heated to about what temperature? |
| A. | 100 C |
| B. | 300 C |
| C. | 400 C |
| D. | 1000 C |
| Answer» D. 1000 C | |
| 13. |
Crude oil is subjected to which distillation process? |
| A. | Fractional distillation |
| B. | Steam distillation |
| C. | Simple distillation |
| D. | Zone distillation |
| Answer» B. Steam distillation | |