MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Fluidization Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is another problem apart from methane cracking in winker gas generator? |
| A. | Carbon loss |
| B. | Corrosion |
| C. | Insufficient air supply |
| D. | All of the mentioned |
| Answer» B. Corrosion | |
| 2. |
What happens when we inject secondary oxygen for combustion? |
| A. | Raises temperature above 1000 Celsius |
| B. | Maintains temperature at 1000 Celsius |
| C. | Reduces further below 1000 Celsius |
| D. | None of the mentioned |
| Answer» B. Maintains temperature at 1000 Celsius | |
| 3. |
What is done in order to prevent insufficient cracking of methane? |
| A. | Secondary oxygen |
| B. | Secondary nitrogen |
| C. | Secondary carbon dioxide |
| D. | All of the mentioned |
| Answer» B. Secondary nitrogen | |
| 4. |
When temperature is kept below 1000 Celsius, what happens in the process? |
| A. | Leads to insufficient cracking of methane |
| B. | Leads to sufficient cracking of methane |
| C. | Leads to sufficient cracking of ethane |
| D. | Leads to insufficient cracking of ethane |
| Answer» B. Leads to sufficient cracking of methane | |
| 5. |
Why does winker gas generator does not produce enough amount of synthetic gas? |
| A. | Temperature is kept below 1000 Celsius |
| B. | Temperature is kept above 1000 Celsius |
| C. | Pressure is kept at 1 atm |
| D. | None of the mentioned |
| Answer» B. Temperature is kept above 1000 Celsius | |
| 6. |
Where is the volatile matter used as raw gas? |
| A. | Chemical synthesis |
| B. | Cracking |
| C. | Pyrolysis |
| D. | All of the mentioned |
| Answer» B. Cracking | |
| 7. |
After having a hot environment in the chamber, what is released? |
| A. | Carbon dioxide |
| B. | Volatile matter |
| C. | Oxygen |
| D. | Water vapour |
| Answer» C. Oxygen | |
| 8. |
What is the gas used for fluidizing the coal feed? |
| A. | Steam |
| B. | Air |
| C. | Oxygen |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
What is the mesh size of coal used in winker gas generator? |
| A. | <8 |
| B. | >8 |
| C. | <16 |
| D. | >16 |
| Answer» B. >8 | |
| 10. |
Winker gas generator, was the first commercial application of the fluidized bed for chemical operations, true or false? |
| A. | True |
| B. | False |
| Answer» B. False | |