Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100 %H₂ 100% CO 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100 %H₂ 100% CO ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Size of the combustion chamber of a furnace depends upon the All of these Method of mixing the fuel & air Heat release rate of the fuel Preheat temperature of fuel & air All of these Method of mixing the fuel & air Heat release rate of the fuel Preheat temperature of fuel & air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating Blast furnace gas None of these Steam Air Blast furnace gas None of these Steam Air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the Sankey diagram Ostwald chart None of these Cox chart Sankey diagram Ostwald chart None of these Cox chart ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables does not affect the furnace capacity? None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 90 25 10 65 90 25 10 65 ANSWER DOWNLOAD EXAMIANS APP
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