Fuels and Combustion Blast furnace gas is a very poisonous gas because of its predominantly high __________ content. CO CO₂ H₂O CH₄ CO CO₂ H₂O CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Decrease May increase or decrease ; depends on the quantity of products of combustion Remain unchanged Increase Decrease May increase or decrease ; depends on the quantity of products of combustion Remain unchanged Increase ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 1500 1000 500 100 1500 1000 500 100 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a manufactured fuel ? Bagasse Kerosene Furnace oil Semi-coke Bagasse Kerosene Furnace oil Semi-coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fuel gases containing hydrocarbons (ie.g. coke oven gas) are not preheated before burning, mainly because It reduces its flame temperature tremendously The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot There are chances of explosion during preheating It reduces its calorific value tremendously It reduces its flame temperature tremendously The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot There are chances of explosion during preheating It reduces its calorific value tremendously ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The gas which contributes maximum to the heating value of natural gas is CO CH₄ H₂ CO₂ CO CH₄ H₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
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