Fuels and Combustion Weathering of coal during storage causes Increase in its friability Reduction in coal size All of these Decrease in its caking capacity Increase in its friability Reduction in coal size All of these Decrease in its caking capacity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a rich fuel gas? Producer gas Coal gas from underground gasification of coal Refinery gases None of these Producer gas Coal gas from underground gasification of coal Refinery gases None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will Decrease Not change Increase Increase or decrease depending on the fuel type Decrease Not change Increase Increase or decrease depending on the fuel type ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wobbe index' is a characteristic of Liquid fuels Solid fuels Fat coals Gaseous fuels Liquid fuels Solid fuels Fat coals Gaseous fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A sooty flame can be made non-luminous by Admitting more air Shutting air supply Shutting gas supply Admitting more gas Admitting more air Shutting air supply Shutting gas supply Admitting more gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Number of macrocomponents present in coal according to Stopes are Two Four Five Six Two Four Five Six ANSWER DOWNLOAD EXAMIANS APP
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