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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