Fuels and Combustion Preheating of a gaseous fuel results in increased Flame temperature Ignition temperature Flame length Quantity of flue gas Flame temperature Ignition temperature Flame length Quantity of flue gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 950 550 750 1150 950 550 750 1150 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent. In between 37 & 71% None of these < 37% >71% In between 37 & 71% None of these < 37% >71% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a manufactured fuel ? Semi-coke Kerosene Furnace oil Bagasse Semi-coke Kerosene Furnace oil Bagasse ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures 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 Decrease ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzol is used Neither A nor B Both A & B For producing benzene, tolune & xylene by its distillation As a motor fuel blend Neither A nor B Both A & B For producing benzene, tolune & xylene by its distillation As a motor fuel blend ANSWER DOWNLOAD EXAMIANS APP
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