Q. Moisture loss is determined by the

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Q. Purity of coke means that, it is high in carbon and low in

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Q. Largest constituent of blast furnace gas is

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Q. Out of the following, which is the most important parameter for the blast furnace grade coke ?

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Q. Presence of nitrogen in combustion air does not reduce the

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Q. In flue gas analysis by Orsat's apparatus, oxygen is absorbed by

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Q. Natural draft created by the chimney depends upon

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Q. Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the

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

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Q. The most matured coal out of the following is

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Q. Presence of force moisture in coal is most disadvantageous during its

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Q. Tar is a better fuel than furnace oil, because of its

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Q. With increase in moisture content of coal, its

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Q. Main constituent of natural gas is

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Q. For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will

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Q. Pick out the wrong statement.

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Q. Which of the following has the highest gross calorific value ?

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Q. A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the

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Q. Efficient burning of anthracite coal requires

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Q. C/H ratio is the minimum in case of

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