A. High production of CO2
B. Low production of CO2
C. High production of CO
D. Both B. and C.
Related Mcqs:
- Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about _____________ °C?
A. 400-500
B. 900-1000
C. 1400-1500
D. 1700-1800 - High pressure coal gasification is employed in ________________ process?
A. Lurgi
B. Kopper-Totzek
C. Winkler
D. None of these - Which of the following is a single stage, fixed bed high pressure coal gasification process ?
A. Winkler process
B. Kopper-Totzek process
C. Lurgi Process
D. None of these - The reaction, C + CO2 ↔ 2CO, taking place during coal gasification is called the ______________ reaction?
A. Neumann reversal
B. Shift conversion
C. Boudouard
D. Reduction - Which of the following coal gasification processes will produce gas having maximum methane content ?
A. Winkler process
B. Lurgi process
C. Kopper-Totzek process
D. All can produce same methane content - Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?
A. 2CO ↔ C + CO2
B. CO + H2O ↔ CO2 + H2
C. C + H2O ↔ CO + H2
D. C + 2H2O ↔ CO2 + 2H2 - Calorific value of coal middling generated in coal washeries during washing of coal may be around _____________ Kcal/kg?
A. 1000
B. 4000
C. 6000
D. 8000 - In high temperature carbonisation of coal compared to low temperature carbonisation ?
A. Yield of ammonia is less
B. Aromatic content of tar is low
C. H2 content in the coke oven gas is more
D. Calorific value of the coke oven gas is lower - In low temperature carbonisation of coal as compared to high temperature carbonisation _____________ produced is less?
A. Difference in gross & net calorific value of the coke oven gas
B. Free carbon content in tar
C. Yield percentage of coke
D. Yield of ammonia present in coke oven gas - In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the______________?
A. Gas yield is less
B. Tar yield is more
C. Ignition temperature of coke produced is less
D. Aromatic content of tar produced is more
