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Chemical Engineering - Fuels and Combustion

Exercise : Fuels and Combustion - Section 2
36.
Which of the following fertilisers is produced in the by-products recovery (from coke oven gas) plant attached to an integrated steel plant ?
Ammonium sulphate
Ammonium nitrate
Ammonium phosphate
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Percentage of hydrogen in coke oven gas may be around
10
25
45
60
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Function of secondary air in pulverised coal firing is to
transport the coal to the burner.
dry the coal.
ensure efficient burning of coal around the burner.
reduce primary air requirement.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Calorific value of dry wood may be around __________ Kcal/kg.
5
50
500
5000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about __________ Kcal/Nm3.
1800
3200
5400
10200
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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