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:
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| 37. |
Percentage of hydrogen in coke oven gas may be around |
Answer: Option D
Explanation:
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| 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:
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| 39. |
Calorific value of dry wood may be around __________ Kcal/kg. |
Answer: Option A
Explanation:
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| 40. |
Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about __________ Kcal/Nm3. |
Answer: Option C
Explanation:
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