Fuels and Combustion

Caking coal is desirable for_________________?

Byadmin March 7, 2019August 26, 2021

Caking coal is desirable for_________________?

A. Burning on travelling grate
B. Coke making
C. Burning on firebars
D. All A., B. and C.

CHEMICAL ENGINEERING | Fuels and Combustion

Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about

Question: Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about
[A].

8800 kcal/m3
[B].
8800 kcal/kg
[C].
same as that of coal middling
[D].
25000 kcal/kg

Answer: Option B

Explanation:

No answer description available for this question.

Read More Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about
Fuels and Combustion

Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its_________________?

Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its_________________?

A. Caking index
B. Yield of carbonised products
C. Friability & oxygen content
D. Calorific value

Read More Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its_________________?
Fuels and Combustion

Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher __________________?

Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher __________________?

A. Calorific value
B. Higher C/H ratio
C. Sulphur content
D. Difference in gross & net calorific value

Read More Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher __________________?
Fuels and Combustion

The maximum percentage of CO2 in a flue gas (from a carbonaceous fuel) can be_________________?

The maximum percentage of CO2 in a flue gas (from a carbonaceous fuel) can be_________________?

A. 21
B. 77
C. 79
D. 29

Read More The maximum percentage of CO2 in a flue gas (from a carbonaceous fuel) can be_________________?
Fuels and Combustion

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

Read More Which of the following has the highest flame velocity ?
CHEMICAL ENGINEERING | Fuels and Combustion

Blast furnace gas constitutes mainly of

Question: Blast furnace gas constitutes mainly of
[A].

N2 & CH4
[B].
N2 & H2
[C].
N2 & CO
[D].
CH4 & CO2

Answer: Option C

Explanation:

No answer description available for this question.

Read More Blast furnace gas constitutes mainly of

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