Fuels and Combustion Artificial draught produced by a fan can be controlled by the All of these Variation in the pitch of the fan blades Damper Speed of the fan All of these Variation in the pitch of the fan blades Damper Speed of the fan ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Caking index Gray-king index Thickness of plastic layer Swelling index Caking index Gray-king index Thickness of plastic layer Swelling index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Furnace oil Lump coal (fixed on chain grate) Coke oven gas Pulverised coal Furnace oil Lump coal (fixed on chain grate) Coke oven gas Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke None of these Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke None of these Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Insitu theory and drift theory are related to the Variation of coal quality with depth Origin of coal Coalification Origin of petroleum oil Variation of coal quality with depth Origin of coal Coalification Origin of petroleum oil ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is always negative Is always positive Can't be known without calculating it Is equal to the heat of formation Is always negative Is always positive Can't be known without calculating it Is equal to the heat of formation ANSWER DOWNLOAD EXAMIANS APP
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