The reaction, C + CO2 ↔ 2CO, taking place during coal gasification is called the ______________ reaction?

Question: In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of
[A].

transportation of coal.

[B].

drying of coal.

[C].

combustion of coal by supplying it around the burner.

[D].

preheating the primary air.

Answer: Option C

Explanation:

No answer description available for this question.

Question: Calorific value of bituminous coal may be around __________ Kcal/kg.
[A].

500

[B].

1500

[C].

6500

[D].

20000

Answer: Option C

Explanation:

No answer description available for this question.

Question: Calorific value of coke oven gas is around __________ Kcal/Nm3.
[A].

900

[B].

4200

[C].

7500

[D].

2000

Answer: Option B

Explanation:

No answer description available for this question.