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Furnace Technology-Data Intensity 1 Multiple Questions and Answers.
| 6. | Flue gas outlet temperature from the chimney of any furnace should be ideally about _____ °C? | ||
| A. | 50 | ||
| B. | 100 | ||
| C. | 150 | ||
| D. | 250 | ||
| 7. | Which of the following is a batch furnace ? | ||
| A. | Cupola | ||
| B. | Reheating furnace | ||
| C. | Glass tank furnace | ||
| D. | None of these | ||
| 8. | The thermal efficiency of an air/fuel gas preheating recuperator may be as high as ____ percent? | ||
| A. | 50 | ||
| B. | 65 | ||
| C. | 85 | ||
| D. | 99 | ||
| 9. | Which of the following is not a recuperative furnace ? | ||
| A. | Soaking pit | ||
| B. | Reheating furnace | ||
| C. | Steam boiler | ||
| D. | Coke oven | ||
| 10. | An example of shaft furnace is the___? | ||
| A. | L.D. converter | ||
| B. | Glass melting tank | ||
| C. | Blast furnace | ||
| D. | Soaking pit | ||
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