Furnace Technology Very high pressure boilers are usually __________ boilers. Fire tube Waste heat Natural circulation Water tube Fire tube Waste heat Natural circulation Water tube ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of CO in flue gas More of CO₂ in flue gas More of excess air Less of excess air More of CO in flue gas More of CO₂ in flue gas More of excess air Less of excess air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a directly fired furnace? Sintering furnace By-product coke oven Calcination kiln Open hearth furnace Sintering furnace By-product coke oven Calcination kiln Open hearth furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs preheating, heating and soaking zones? Open hearth furnace Cupola Reheating furnace Soaking pit Open hearth furnace Cupola Reheating furnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about __________ percent. 40 85 15 70 40 85 15 70 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace employing forced draught as compared to induced draught, None of these The fan operates hot and hence blades are liable to corrosion and erosion Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced Positive pressure exists in the furnace None of these The fan operates hot and hence blades are liable to corrosion and erosion Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced Positive pressure exists in the furnace ANSWER DOWNLOAD EXAMIANS APP
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