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.Management Sciences
A. Less air for combustion
B. Correct amount of air for combustion
C. Too much air for combustion
D. Pulverised coal in boilers
Related Mcqs:
- High ash containing coke____________________?
- A. Produces more slag when used in the blast furnace B. Has poor strength and abrasion resistance C. Is desirable in producer gas manufacture D. None of these...
- With increases in carbonisation temperature_______________________?
- A. Coke even gas yield increases B. Tar yield increases C. Hydrogen percentage in the coke oven gas decreases D. Methane percentage in the coke oven gas increases...
- Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about ______________ Kcal/Nm3?
- A. 1,800 B. 3,200 C. 5,400 D. 10,200...
- Mineral matter, ‘M’ and ash percentage ‘A’ in coal are roughly related as_______________?
- A. M = 1.8 A B. M = 0.5 A C. M = 1.1 A D. M = A...
- Ignition temperature of a fuel in air is ______________ that in pure oxygen?
- A. More than B. Less than C. Equal to D. Either more or less; depends on the type of fuel...
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