Furnace Technology Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent. < 5 < 8 < 2 < 10 < 5 < 8 < 2 < 10 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Smokeless burning Better combustion Less erosion on furnace wall Higher calorific value Smokeless burning Better combustion Less erosion on furnace wall Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Pulverised fuel fired furnaces employ __________ fuel firing. All of these Tangential Vertical Horizontal All of these Tangential Vertical Horizontal ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Corrosive nature of the waste gas Quantity & temperature of waste gas All of these Dust concentration & nature of dust in waste gas Corrosive nature of the waste gas Quantity & temperature of waste gas All of these Dust concentration & nature of dust in waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent. 60 20 80 40 60 20 80 40 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turndown ratio of a burner gives an idea of the __________ in the furnace. Maximum heat input rate only Minimum heat input rate only Range of fuel firing rates Volume of the combustion chamber Maximum heat input rate only Minimum heat input rate only Range of fuel firing rates Volume of the combustion chamber ANSWER DOWNLOAD EXAMIANS APP
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