C + H₂O ⟷ CO + H₂
C + 2H₂O ⟷ CO₂ + 2H₂
CO + H₂O ⟷ CO₂ + H₂
None of these
✅ The correct answer is option C.
Chemical Engineering MCQs
Insitu theory and drift theory are related to the
Origin of petroleum oil
Origin of coal
Coalification
Variation of coal quality with depth
✅ The correct answer is option B.
Preheating of a gaseous fuel results in increased
Flame length
Flame temperature
Quantity of flue gas
Ignition temperature
✅ The correct answer is option B.
A coal with high __________ content, would ignite most easily.
Fixed carbon
Volatile matter
Ash
Oxygen
✅ The correct answer is option B.
Blast furnace gas compared to coke oven gas has
Lower ignition temperature
Narrower limit of inflammability
Higher calorific value
Lower theoretical flame temperature
✅ The correct answer is option D.
Carbon Content by weight in air dried wood may be about __________ percent.
10
25
50
80
✅ The correct answer is option C.
__________ present in coal is not determined in its ultimate analysis.
Fixed carbon
Total carbon
Hydrogen
Nitrogen
✅ The correct answer is option A.
Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called
Back draughting
Banking
Under pressurising
None of these
✅ The correct answer is option B.
Dry air required to burn 1 kg of carbon completely may be around __________ kg.
11
2
20
38
✅ The correct answer is option A.
Percentage of hydrogen in coke oven gas may be around
10
25
45
60
✅ The correct answer is option D.