The calorific value of L.D. converter gas is about ____________ Kcal/Nm3?
The calorific value of L.D. converter gas is about ____________ Kcal/Nm3?
A. 1800
B. 800
C. 4500
D. 10000
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C.V. (kcal/Nm3) of gaseous fuels _____________ with increase in molecular weight?
C.V. (kcal/Nm3) of gaseous fuels _____________ with increase in molecular weight?A. Decreases
B. Increases
C. Remain constant
D. May increase or decrease, depends on combustiblesUndercharging of coal in the by-product coke ovens results in ____________________?
Undercharging of coal in the by-product coke ovens results in ____________________?A. Decrease in the c.v. of coke oven gas
B. Increase in its throughput
C. Increase in the c.v. of coke oven gas
D. No change in the c.v. of coke oven gasThe calorific value of natural gas is about __________ kcal/Nm3.
Question: The calorific value of natural gas is about __________ kcal/Nm3.
[A].10, 000 [B].
2500 [C].
25, 000 [D].
35, 000 Answer: Option A
Explanation:
No answer description available for this question.
Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________?
Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________?A. Requirement of large volume combustion chamber
B. Risk of explosion
C. Chances of clinker formation
D. Incomplete combustion of coalWhich of the following petrographic constituents of coal is non-coking ?
Which of the following petrographic constituents of coal is non-coking ?A. Vitrain
B. Clarain
C. Durain
D. Fussain‘Fat’ coal means a coal having
Question: ‘Fat’ coal means a coal having
[A].low calorific value. [B].
high volatile matter, [C].
low ash content. [D].
non smoking tendency. Answer: Option B
Explanation:
No answer description available for this question.