EXAMIANS
Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr.
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C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight.
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Which is the most matured coal?
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In Lurgi coal gasifier,
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Oxygen required for theoretically complete combustion of 1 Nm³ methane is __________ Nm³.
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In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the
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For maximum discharge through a chimney, its height should be
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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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__________ prohibits the use of alcohols directly in petrol engines.
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Which of the following will generate maximum volume of product of complete combustion (Nm³/Nm³ of fuel) ?
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