Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 95% N₂ + 5% H₂ 100% CO 100 %H₂ 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100% CO 100 %H₂ 5% H₂ + 9% N₂ ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Calcination of limestone to produce lime is done in a __________ kiln. Rotary Tunnel Vertical shaft Both B and C Rotary Tunnel Vertical shaft Both B and C ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Specific heating capacity of a furnace is expressed as Weight heated/hr/furnace volume None of these Weight heated/hr Weight heated/furnace volume Weight heated/hr/furnace volume None of these Weight heated/hr Weight heated/furnace volume ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Low stack loss indicates the Use of sub-stoichiometric air for combustion Inefficient use of fuel Efficient use of fuel Oxygen enrichment of combustion air Use of sub-stoichiometric air for combustion Inefficient use of fuel Efficient use of fuel Oxygen enrichment of combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by Reducing the heat loss through furnace openings & doors All of these Using oxygen enriched combustion air Preheating the combustion air Reducing the heat loss through furnace openings & doors All of these Using oxygen enriched combustion air Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Reheating furnace Open hearth furnace Cupola Glass tank furnace Reheating furnace Open hearth furnace Cupola Glass tank furnace ANSWER DOWNLOAD EXAMIANS APP
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