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Fuels and Combustion

Fuels and Combustion
The maximum adiabatic flame temperature in air is __________ the maximum flame temperature in pure oxygen.

Higher than
Lower than
Same as
Not related to

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Fuels and Combustion
Traces of tar fog present in the coke oven gas is removed by

Wet packed scrubber
Electrostatic precipitator
Washing with monoethanolamine
Cyclone separator

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Fuels and Combustion
Which of the following is not a product of tar distillation?

Benzol & pitch
Phenol & naphthalene
None of these
Anthracene & creosote

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Fuels and Combustion
Coke ovens in steel plant are heated by

Coke oven gas
Both B & C
Mixed gas
Electricity

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Fuels and Combustion
Abrasion index of blast furnace coke should be around __________ percent.

35
80
20
55

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Fuels and Combustion
Narrow coke ovens as compared to wider coke ovens

All of these
Produce stronger coke
Require less time of carbonisation
Produce smaller coke

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