Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Caking tendency Coking tendency Clinkering tendency Size stability Caking tendency Coking tendency Clinkering tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Liquefied petroleum gas (LPG) Coal bed methane (CBM) Sewage gas Natural gas Liquefied petroleum gas (LPG) Coal bed methane (CBM) Sewage gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) None of these Adsorbing on bog iron bed Absorbing in vetro-coke solution Scrubbing with wash oil (a petroleum product) None of these Adsorbing on bog iron bed ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coalification means the Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal Direct hydrogenation of coal Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal Direct hydrogenation of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is equal to the heat of formation Can't be known without calculating it Is always negative Is always positive Is equal to the heat of formation Can't be known without calculating it Is always negative Is always positive ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes None of these Brittleness of steel made by using it Increase in its strength Decrease in its calorific value None of these Brittleness of steel made by using it Increase in its strength Decrease in its calorific value ANSWER DOWNLOAD EXAMIANS APP
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