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Fuels and Combustion

Fuels and Combustion
Which of the following is not a micro component present in coal?

Micrinite
Clarain
Fusinite
Liptinite

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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 ?

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

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Fuels and Combustion
C/H ratio is the maximum in case of

Natural gas
Furnace oil
Coal
Naphtha

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Fuels and Combustion
High amount of sulphur and phosphorous in coke causes

Increase in its strength
Decrease in its calorific value
None of these
Brittleness of steel made by using it

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Fuels and Combustion
Pick the odd man out.

Briquettes
Oil gas
Wood
Pitch creosote mixture

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Fuels and Combustion
A good metallurgical coke should have very low

Hardness & strength
Fusion point of its ash
Porosity
Sulphur & phosphorous content

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