Fuels and Combustion Ignition temperature decreases progressively from anthracite to lignite, because Ash content increases Volatile matter content increases Moisture content increases Carbon content decreases Ash content increases Volatile matter content increases Moisture content increases Carbon content decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 750 160 500 60 750 160 500 60 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Oxygen Air None of these Oxygen enriched air Oxygen Air None of these Oxygen enriched air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Abel apparatus is used for those oils, whose flash points are___°F. 300-600 >120 >280 300-600 >120 >280 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be Very high, if the fuel is of low calorific value Low None of these High Very high, if the fuel is of low calorific value Low None of these High ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm. 10000 50 5000 1000 10000 50 5000 1000 ANSWER DOWNLOAD EXAMIANS APP