Furnace Technology Circulation of gases in furnace is caused by the All of these Difference in density between hot and cold gases Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues All of these Difference in density between hot and cold gases Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues 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 Heat transfer rate to the charge/stock in a furnace does not depend upon the Type of fuels viz solid, liquid or gaseous Emissivity of refractory walls Flue gas temperature Initial temperature of the charged stock Type of fuels viz solid, liquid or gaseous Emissivity of refractory walls Flue gas temperature Initial temperature of the charged stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs preheating, heating and soaking zones? Open hearth furnace Reheating furnace Soaking pit Cupola Open hearth furnace Reheating furnace Soaking pit Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of High thermal conductivity Both A and B Neither A nor B Low emissivity High thermal conductivity Both A and B Neither A nor B Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of indirectly heated furnace is the Muffle furnace None of these Reheating furnace Soaking pit Muffle furnace None of these Reheating furnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
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