Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in
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With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke oven gas increases.
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Assam coals suffers mainly from the disadvantage of high __________ content.
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Incomplete combustion of a fuel is characterised by the high __________ in the flue gas.
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Cannel coal and boghead coal are the examples of
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The calorific value is the highest out of the following for
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Which of the following is coking?
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Safe condition for storage of high V.M. bituminous coal is that
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A coal having high volatile matter content will
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Hard coke is manufactured from
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Hard pitch is used for making
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Traces of tar fog present in the coke oven gas is removed by
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Which of the following has the highest heat of combustion?
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Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction?
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Overfire burning in a furnace is a phenomenon characterised by the
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Which of the following has the highest theoretical flame temperature ?
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Fischer-Tropsch method aims at the
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The liquid used for the washing of coal in an industrial coal washery is a mixture of water and
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A coal having high amount of volatile matter
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High ash coals
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