Which of the following has the highest flame velocity ?
Which of the following has the highest flame velocity ?
A. H2
B. CO
C. CH4
D. C2H6
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In high temperature carbonisation of coal compared to low temperature carbonisation
Question: 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. Answer: Option C
Explanation:
No answer description available for this question.
A good quality coal should have ___________________?
A good quality coal should have ___________________?A. Low fusion point of ash
B. High ash content
C. High sulphur
D. None of theseIn low temperature carbonisation of coal as compared to high temperature carbonisation _____________ produced is less?
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 gasHigh temperature in gasification of coal favours________________?
High temperature in gasification of coal favours________________?A. High production of CO2
B. Low production of CO2
C. High production of CO
D. Both B. and C.Calorific value of coke oven gas is around ______________ Kcal/Nm3?
Calorific value of coke oven gas is around ______________ Kcal/Nm3?A. 900
B. 4200
C. 7500
D. 2000A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be
Question: A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be
[A].more [B].
less [C].
same [D].
data insufficient; can’t be predicted. Answer: Option C
Explanation:
No answer description available for this question.