Fuels and Combustion Use of excess of combustion air in the combustion of fuels results in Long flame None of these Heat losses Condensation of water vapour from the fuel gas Long flame None of these Heat losses Condensation of water vapour from the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called None of these Back draughting Under pressurising Banking None of these Back draughting Under pressurising Banking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Preheated secondary air Very little excess air High amount/current of combustion air Low amount/current of combustion air Preheated secondary air Very little excess air High amount/current of combustion air Low amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest gross calorific value? Carburetted water gas Oil refinery gas Blast furnace gas Coke oven gas Carburetted water gas Oil refinery gas Blast furnace gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. %of CO₂ in Temperature of % of O₂in Colour of %of CO₂ in Temperature of % of O₂in Colour of ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300° ) may be reduced by about __________ percent as compared to the use of atmospheric combustion air. 5 20 35 10 5 20 35 10 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS