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 ? |
A. |
Ammonium sulphate | B. |
Ammonium nitrate | C. |
Ammonium phosphate | D. |
None of these |
Answer: Option A
Explanation:
|
37. |
Percentage of hydrogen in coke oven gas may be around |
Answer: Option D
Explanation:
|
38. |
Function of secondary air in pulverised coal firing is to |
A. |
transport the coal to the burner. | B. |
dry the coal. | C. |
ensure efficient burning of coal around the burner. | D. |
reduce primary air requirement. |
Answer: Option C
Explanation:
|
39. |
Calorific value of dry wood may be around __________ Kcal/kg. |
Answer: Option A
Explanation:
|
40. |
Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about __________ Kcal/Nm3. |
Answer: Option C
Explanation:
|