Furnace Technology Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent. 40 80 60 20 40 80 60 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Diffusion Outside mixing type Rotary Premix Diffusion Outside mixing type Rotary Premix ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the stock/charge in the furnace does not depend upon the Use of waste heat recovery equipments Emissivity of the refactory walls Size of the furance Thickness of the stock Use of waste heat recovery equipments Emissivity of the refactory walls Size of the furance Thickness of the stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues All of these Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Large tonnage of refractory bricks are dried in a Muffle furnace Rotary hearth furnace Tunnel kiln Shaft furnace Muffle furnace Rotary hearth furnace Tunnel kiln Shaft furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Quantity & temperature of waste gas All of these Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas Quantity & temperature of waste gas All of these Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas ANSWER DOWNLOAD EXAMIANS APP
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