EXAMIANS
Turndown ratio of a gas burner is equal to the
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The maximum percentage of CO₂ in a flue gas (from a carbonaceous fuel) can be
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Coke oven gas burns with an yellowish flame, because of the presence of
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The main advantage of forced draft over natural draft is that
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The calorific value of a gas of composition CO₂ = 20%, H₂ = 50%, CH₄ = 30%, is y. If the composition of gas is changed to H₂ = 50%, CH₄ = 30%, CO₂ = 10%, N₂ = 10%, then the calorifice value will be
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Dry air requirement for burning 1 Nm³ of CO to CO₂ may be around __________ Nm³.
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The main function of primary air in pulverised coal fired burner is to
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Calorific value of coke oven gas is around __________ Kcal/Nm³.
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A good quality coal should have
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As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air.
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