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.Management Sciences
A. H2
B. C2H2
C. CO
D. C2H6
Related Mcqs:
- Pick out the wrong statement ?
- A. Main constituents of LPG are propane and butane B. C.V. of natural gas is about 10000 KCal/Nm3 C. C.V. of LPG is about 26000 kcal/Nm3 (11500 kcal/kg) D. L.P.G. is lighter than air...
- The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be___________________?
- A. y B. 0.95 y C. 1.05 y D. 1.8 y...
- Use of excess of combustion air in the combustion of fuels results in__________________?
- A. Heat losses B. Long flame C. Condensation of water vapour from the fuel gas D. None of these...
- Air/gas ratio for complete combustion will be the highest for__________________?
- A. LPG B. Gobar gas C. Coke oven gas D. Carburetted water gas...
- Presence of free moisture in coal during its high temperature carbonisation _____________________?
- A. Reduces the coking time B. Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls C. Increases the loss of fine coal dust from the ovens when charging D. None of these...
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