Fuels and Combustion In general, the limit of inflammability/explosion limit of fuel gases is widened by the Increase in temperature (i.e. preheating) All of these Use of pure oxygen for combustion instead of air Increase in gas pressure Increase in temperature (i.e. preheating) All of these Use of pure oxygen for combustion instead of air Increase in gas pressure ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a primary fuel? Gasoline Wood charcoal Natural gas Blast furnace coke Gasoline Wood charcoal Natural gas Blast furnace coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ignition temperature of a fuel in air is __________ that in pure oxygen. 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 Equal to ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Inadequate ventilation Low temperature oxidation Storage in large heaps with small surface to volume ratio All of these Inadequate ventilation Low temperature oxidation Storage in large heaps with small surface to volume ratio All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a poisonous fuel gas? Blast furnace gas Coke oven gas None of these Natural gas Blast furnace gas Coke oven gas None of these Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in moisture content of coal, its Bulk density always decreases Calorific value increases sometimes None of these Clinkering tendency during combustion increases Bulk density always decreases Calorific value increases sometimes None of these Clinkering tendency during combustion increases ANSWER DOWNLOAD EXAMIANS APP
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