Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 44119 45-50 25-30 65-70 44119 45-50 25-30 65-70 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables does not affect the furnace capacity? Gas velocity in furnace None of these Size of the furnace Ratio of wall surface to surface of stock Gas velocity in furnace None of these Size of the furnace Ratio of wall surface to surface of stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? High pressure boiler Beehive coke oven Blast furnace stoves Coke oven High pressure boiler Beehive coke oven Blast furnace stoves Coke oven ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the Scope of reduction of heat losses All of these Sources of heat losses Thermal efficiency of the process Scope of reduction of heat losses All of these Sources of heat losses Thermal efficiency of the process ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain a reducing atmosphere in a furnace, it should have High excess air None of these No O₂ in flue gas CO in flue gas High excess air None of these No O₂ in flue gas CO in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following furnaces will have maximum thermal efficiency? Soaking pits Rotary kilns Walking beam reheating furnace Boiler furnace Soaking pits Rotary kilns Walking beam reheating furnace Boiler furnace ANSWER DOWNLOAD EXAMIANS APP
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