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.Management Sciences
A. Low preheat of air
B. Fine grinding
C. High excess air
D. All A., B. and C
Related Mcqs:
- The hottest part of the flame lies in its _______________ zone?
- A. Non-luminous B. Luminous C. Yellow D. Unburnt gases...
- Coals used for the generation of producer gas should have ____________________?
- A. High caking index B. Low fusion point of ash C. High volatile matter content D. Very low ash content (8-10%)...
- Purity of coke means that, it is high in carbon and low in __________________?
- A. Volatiles B. Ash C. Iron D. Moisture...
- Ammonia content in raw coke oven gas is about _____________ gm/Nm3?
- A. 1 B. 5 C. 50 D. 100...
- Spontaneous combustion of coal on storage results due to___________________?
- A. Inadequate ventilation B. Low temperature oxidation C. Storage in large heaps with small surface to volume ratio D. All A., B. and C....
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