Furnace Technology Ostwald charts are meant for Calculation of flue gas temperature None of these Computing the excess/deficiency of combustion air Computation of flue gas analysis Calculation of flue gas temperature None of these Computing the excess/deficiency of combustion air Computation of flue gas analysis ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the All of these Flue gas temperature drop through the furnace Quantity of flue gases Thermal efficiency of furnace All of these Flue gas temperature drop through the furnace Quantity of flue gases Thermal efficiency of furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the charge/stock in a furnace does not depend upon the Type of fuels viz solid, liquid or gaseous Initial temperature of the charged stock Flue gas temperature Emissivity of refractory walls Type of fuels viz solid, liquid or gaseous Initial temperature of the charged stock Flue gas temperature Emissivity of refractory walls ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Forced recirculation of furnace gases is practised All of these To increase heat transfer by convection To ensure uniform temperature In furnaces, operating below 750°C All of these To increase heat transfer by convection To ensure uniform temperature In furnaces, operating below 750°C ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables does not affect the furnace capacity? Ratio of wall surface to surface of stock Gas velocity in furnace Size of the furnace None of these Ratio of wall surface to surface of stock Gas velocity in furnace Size of the furnace None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ingress of cold air in the furnaces through cracks, charging doors, openings etc. Increases the load on the induced draft fan Reduces the furnace draught Reduces the flue gas temperature and makes the furnace atmosphere oxidising All of these Increases the load on the induced draft fan Reduces the furnace draught Reduces the flue gas temperature and makes the furnace atmosphere oxidising All of these ANSWER DOWNLOAD EXAMIANS APP
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