Furnace Technology Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the Physical nature, ash content and fineness of the coal Type of burner and combustion chamber Amount of excess air supplied and load on the boiler All of these Physical nature, ash content and fineness of the coal Type of burner and combustion chamber Amount of excess air supplied and load on the boiler All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs preheating, heating and soaking zones? Open hearth furnace Soaking pit Reheating furnace Cupola Open hearth furnace Soaking pit Reheating furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Pot furnace which is either regenerative or recupterative, is used in the manufacture of Stainless steel Refractory bricks Glass Potteries Stainless steel Refractory bricks Glass Potteries 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. 750 1250 350 1050 750 1250 350 1050 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 95% N₂ + 5% H₂ 100% CO 5% H₂ + 9% N₂ 100 %H₂ 95% N₂ + 5% H₂ 100% CO 5% H₂ + 9% N₂ 100 %H₂ ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these ANSWER DOWNLOAD EXAMIANS APP
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