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.Management Sciences
A. Hot scarfing of steel slabs
B. Mixing with blast furnace gas
C. Coke oven battery heating
D. Steel ladle drying
Related Mcqs:
- Pick out the wrong statement ?
- A. Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal B. Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel C. Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing D. … Pick out the wrong statement ?Read More...
- 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....
- Initial pressure of oxygen introduced into the ‘bomb’ of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around _____________ atm?
- A. 3-5 B. 25-30 C. 60-65 D. 95-100...
- Gross heating value of coal is ______________ the net heating value?
- A. Higher than B. Lower than C. Same as D. None of these...
- Preheating of combustion air is done to ___________________?
- A. Increase the adiabatic flame temperature B. Increase the calorific value of the fuel C. Complete the combustion of fuel D. Reduce its requirement for effecting the complete combustion...
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