Furnace Technology Reverberatory furnace is used for Steel melting Roasting/reduction of ores Annealing steel coil Heating air Steel melting Roasting/reduction of ores Annealing steel coil Heating air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the Physical nature, ash content and fineness of the coal Type of burner and combustion chamber All of these Amount of excess air supplied and load on the boiler Physical nature, ash content and fineness of the coal Type of burner and combustion chamber All of these Amount of excess air supplied and load on the boiler ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Forced recirculation of furnace gases is practised In furnaces, operating below 750°C To ensure uniform temperature All of these To increase heat transfer by convection In furnaces, operating below 750°C To ensure uniform temperature All of these To increase heat transfer by convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 50 80 20 5 50 80 20 5 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the Thermal efficiency of furnace All of these Quantity of flue gases Flue gas temperature drop through the furnace Thermal efficiency of furnace All of these Quantity of flue gases Flue gas temperature drop through the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Better combustion Less erosion on furnace wall Smokeless burning Higher calorific value Better combustion Less erosion on furnace wall Smokeless burning Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
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