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.Management Sciences
A. Prevention of clinker formation in the oven
B. Controlling the dust nuisance while charging the coal
C. Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO &
H2 in the gas (due to the endothermic reaction represented by C + H2O = CO + H2)
D. All A., B. and C.
Related Mcqs:
- Cannel coal and boghead coal are the examples of _________________?
- A. Humic coals B. Liptobiolites C. Sapropelic coals D. None of these...
- Weathering of coal during storage causes_______________?
- A. Reduction in coal size B. Increase in its friability C. Decrease in its caking capacity D. All A., B. and C....
- Which of the following has the highest calorific value ?
- A. Lignite B. Sub-bituminous coal C. Anthracite D. Peat...
- Gross heating value of coal is ______________ the net heating value?
- A. Higher than B. Lower than C. Same as D. Either A. or B.; depends on the type of coal...
- A good coking coal should have high ______________ content?
- A. Ash B. Sulphur & phosphorus C. Moisture D. None of these...
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