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Fuels and Combustion

Fuels and Combustion
Ammonia content in raw coke oven gas is about __________ gm/Nm³.

15
100
1
50

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Fuels and Combustion
'Fuel' can be defined as a substance which produces heat by

Nuclear fusion
All of these
Nuclear fission
Combustion

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Fuels and Combustion
Out of the following fuels, the difference between gross and net calorific value will be minimum in case of

Blast furnace gas
Natural gas
Water gas
Coke oven gas

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Fuels and Combustion
Which of the following has the highest flame velocity?

H₂
CH₄
CO
C₂H₆

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Fuels and Combustion
Which adsorbant is used for removing sulphur compounds (S Q, H₂S, RSH etc.) removal from coke oven gas in by-products recovery plant ?

Diatomaceous earth
Bog iron (i.e., moist ferric hydroxide)
Basalt
Silica gel

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Fuels and Combustion
Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen.

22.4 Nm³
32 kg
All of these
1kg mole

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