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Fuels and Combustion

Fuels and Combustion
Calorific value of a typical dry anthracite coal may be around __________ Kcal/kg.

8000
1000
4000
15000

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Fuels and Combustion
The cuprous chloride used in orsat apparatus can absorb

Only CO
Both CO and O₂
All of these
Both CO and CO₂

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Fuels and Combustion
High pressure coal gasification is employed in __________ process.

Lurgi
Winkler
Kopper-Totzek
None of these

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Fuels and Combustion
__________ is used as jet engine fuel.

LPG
Diesel
Kerosene
Petrol

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Fuels and Combustion
With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke oven gas increases.

Unsaturated hydrocarbons
All of these
Methane
Hydrogen

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Fuels and Combustion
Fuel consumption in coke making can be reduced by

Dry quenching of coke
All of these
Stamped charging of coal
Preheating, blending and de-ashing the coal

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