The Rotary kiln furnace is used for
A. Flux making
B. Sinter making
C. Conventional route of iron making
D. Alternative routes of iron making
Answer: Option D
A. Flux making
B. Sinter making
C. Conventional route of iron making
D. Alternative routes of iron making
Answer: Option D
How much is the percentage of fixed carbon in semi-anthracite?
A. 65 - 70%
B. 45 - 50%
C. 80 - 90%
D. 55 - 65%
How much is the calorific value of lignite coal?
A. 5000 kcal/kg
B. 8000 kcal/kg
C. 7000 kcal/kg
D. 9000 kcal/kg
How much is the calorific value of semi-anthracite coal?
A. 85 to 88 kcal/kg
B. 850 to 880 kcal/kg
C. 85000 to 88000 kcal/kg
D. 8500 to 8800 kcal/kg
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