Q. Preheating of combustion air is done to

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Q. Anthracite can be used for

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Q. Sulphur in metallurgical coal

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Q. L.D. converter gas (produced in steel plant) comprises mainly of

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Q. Main constituents of purified Lurgi gas are

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Q. Catalyst used in Fischer-Tropsch process is

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Q. Which of the following coal gasification processes will produce gas having maximum methane content ?

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Q. Traces of tar fog present in the coke oven gas is removed by

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Q. Ionisation potential applied across the electrodes of electrostatic tar precipitator is around

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Q. Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its

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Q. Optimum preheating temperature for pitch creosote mixture (PCM) which is also termed as C.T.F-200, before atomisation through burners is

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Q. Benzol is used

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Q. Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent.

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Q. Which of the following is not endothermic?

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Q. High sulphur content in a fuel __________ of the flue gases.

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Q. Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent.

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Q. Fuel combustion is never cent per cent efficient due to

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Q. Which of the following fuels is the best for burning on chain grate stoker ?

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Q. The cuprous chloride used in orsat apparatus can absorb

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Q. Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher

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