Furnace Technology Blast furnace stoves are meant for heating Blast furnace gas Air Steam None of these Blast furnace gas Air Steam None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of Causing metal embrittlement All of these Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement All of these Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Premix Outside mixing type Diffusion Rotary Premix Outside mixing type Diffusion Rotary ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 350 750 1250 1050 350 750 1250 1050 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of furnaces can be improved by Maintaining proper draught Waste heat recovery from flue gas Minimising heat losses from furnace walls All of these Maintaining proper draught Waste heat recovery from flue gas Minimising heat losses from furnace walls All of these 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 Thickness of the stock Size of the furance Use of waste heat recovery equipments Emissivity of the refactory walls Thickness of the stock Size of the furance ANSWER DOWNLOAD EXAMIANS APP
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