Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 2500 10, 000 35, 000 25, 000 2500 10, 000 35, 000 25, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 160 60 500 750 160 60 500 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the Supply of excess fuel Supply of excess air None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess fuel Supply of excess air None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bituminous coal Ignites less easily than anthracite Is generally coking Both B and C Burns with smoky yellow flame Ignites less easily than anthracite Is generally coking Both B and C Burns with smoky yellow flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air requirement for burning 1 Nm³ of CO to CO₂ may be around __________ Nm³. 1.75 0.87 11.4 2.4 1.75 0.87 11.4 2.4 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For long flame and easy ignition, the coal used should have High ash High volatile matter High calorific value Low ash High ash High volatile matter High calorific value Low ash ANSWER DOWNLOAD EXAMIANS APP
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