Fuels and Combustion Ignition temperature of a fuel in air is __________ that in pure oxygen. Equal to More than Less than Either more or less; depends on the type of fuel Equal to More than Less than Either more or less; depends on the type of fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Bag filter Hydrocyclones Wet scrubber Multicyclones Bag filter Hydrocyclones Wet scrubber Multicyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of blast furnace gas is CO₂ N₂ H₂ CO CO₂ N₂ H₂ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be Data insufficient; can't be predicted Same More Less Data insufficient; can't be predicted Same More Less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Controlling the dust nuisance while charging the coal Prevention of clinker formation in the oven All of these Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Controlling the dust nuisance while charging the coal Prevention of clinker formation in the oven All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of coal charge for the coke ovens reduces the All of these Fuel consumption in coking Time of carbonisation Yield of gas and tar All of these Fuel consumption in coking Time of carbonisation Yield of gas and tar ANSWER DOWNLOAD EXAMIANS APP
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