MCQOPTIONS
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MCQOPTIONS
This section includes 12 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 the height of reactor developed by Bethlehem steel company? |
| A. | 29m |
| B. | 30m |
| C. | 31m |
| D. | 32m |
| Answer» B. 30m | |
| 2. |
What is the diameter of reactor developed by Bethlehem steel company? |
| A. | 1.7m ID |
| B. | 2.1m ID |
| C. | 1.5m ID |
| D. | 1.2m ID |
| Answer» B. 2.1m ID | |
| 3. |
WHAT_IS_THE_HEIGHT_OF_REACTOR_DEVELOPED_BY_BETHLEHEM_STEEL_COMPANY??$ |
| A. | 29m |
| B. | 30m |
| C. | 31m |
| D. | 32m |
| Answer» B. 30m | |
| 4. |
WHAT_IS_THE_DIAMETER_OF_REACTOR_DEVELOPED_BY_BETHLEHEM_STEEL_COMPANY??$ |
| A. | 1.7m ID |
| B. | 2.1m ID |
| C. | 1.5m ID |
| D. | 1.2m ID |
| Answer» B. 2.1m ID | |
| 5. |
What is the conversion rate in two-stage continuous reactor? |
| A. | 80-85% |
| B. | 90-95% |
| C. | 70-75% |
| D. | 75-80% |
| Answer» C. 70-75% | |
| 6. |
Process developed by Cronan, consists of two-stage continuous reactor, true or false? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
What is the main reason for usage of blast furnace over hydrogen reduction process? |
| A. | Unavailability |
| B. | High cost of production |
| C. | Costlier than Blast furnace |
| D. | All of the mentioned |
| Answer» E. | |
| 8. |
How much hydrogen is being converted on reaction with iron? |
| A. | 1% |
| B. | 5% |
| C. | 10% |
| D. | 15% |
| Answer» C. 10% | |
| 9. |
What are the percentage of reduced ore taken out starting from bottom? |
| A. | 98, 87, 47% |
| B. | 47, 78, 98% |
| C. | 74, 87, 89% |
| D. | 74, 87, 98% |
| Answer» B. 47, 78, 98% | |
| 10. |
Which gas is used to develop pressure in the reactor bed? |
| A. | Hydrogen |
| B. | Nitrogen |
| C. | Oxygen |
| D. | Steam |
| Answer» B. Nitrogen | |
| 11. |
In order to prevent the sticking of ore, what conditions were developed in the reactor bed? |
| A. | High pressure |
| B. | Low temperature |
| C. | Moderate reaction rate |
| D. | All of the mentioned |
| Answer» E. | |
| 12. |
Researchers have been trying to replace Blast furnace with fluidized bed, true or false? |
| A. | True |
| B. | False |
| Answer» B. False | |