Furnace Technology Which of the following is a heat treatment furnace? Rotary kiln Muffle furnace Reheating furnace Annealing furnace Rotary kiln Muffle furnace Reheating furnace Annealing furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? Metallic recuperator Ceramic recuperator Regenerator None of these Metallic recuperator Ceramic recuperator Regenerator None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables affects the furnace capacity? Thickness of heating stock Temperature of flue gas Thermal conductivity of stock All of these Thickness of heating stock Temperature of flue gas Thermal conductivity of stock All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by Preheating the combustion air Preheating the fuel gas Oxygen enrichment of combustion air All of these Preheating the combustion air Preheating the fuel gas Oxygen enrichment of combustion air All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 40 20 60 5 40 20 60 5 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In salt bath furnace, heat is transferred to the charge mainly by Conduction Convection None of these Radiation Conduction Convection None of these Radiation ANSWER DOWNLOAD EXAMIANS APP
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