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Fuels and Combustion

Fuels and Combustion
Laboratory gas is obtained by the cracking of

Gasoline
Diesel
Fuel oil
Kerosene

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Fuels and Combustion
Naphthalene is removed from coke oven gas by

None of these
Scrubbing with wash oil (a petroleum product)
Absorbing in vetro-coke solution
Adsorbing on bog iron bed

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Fuels and Combustion
Coke oven gas constitutes mainly of

H₂ & CH₄
CH₄ & CO
H₂ & CO₂
H₂ & CO

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Fuels and Combustion
The shift conversion reaction taking place during water gas manufacture is given by

None of these
C + H₂O ⟷ CO + H₂
CO + H₂O ⟷ CO₂ + H₂
C + 2H₂O ⟷ CO₂ + 2H₂

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Fuels and Combustion
Yield of blast furnace gas is about __________ Nm³ /ton of pig iron.

300
5000
2000
10000

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Fuels and Combustion
Combustion of pulverised coal as compared to that of lump coal

Develops a non-luminous flame
Develops a low temperature flame
Provides a lower rate of heat release
Can be done with less excess air

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