Fuels and Combustion Weathering of coal during storage causes All of these Increase in its friability Decrease in its caking capacity Reduction in coal size All of these Increase in its friability Decrease in its caking capacity Reduction in coal size ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame Can be done with less excess air Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame Can be done with less excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Clinkering tendency Coking tendency Size stability Caking tendency Clinkering tendency Coking tendency Size stability Caking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 80-170 250-270 280-300 200-300 80-170 250-270 280-300 200-300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The cuprous chloride used in orsat apparatus can absorb Only CO All of these Both CO and O₂ Both CO and CO₂ Only CO All of these Both CO and O₂ Both CO and CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hard coke is manufactured from Lignite Anthracite Semi-anthracite Bituminous coal Lignite Anthracite Semi-anthracite Bituminous coal ANSWER DOWNLOAD EXAMIANS APP