Furnace Technology In a furnace operation, which is not preheated? Both A and B Neither A nor B Solid fuels Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) Both A and B Neither A nor B Solid fuels Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Water tube Waste heat Natural circulation Fire tube Water tube Waste heat Natural circulation Fire 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 Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of Neither A nor B High thermal conductivity Low emissivity Both A and B Neither A nor B High thermal conductivity Low emissivity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Fine dolomite Ammonia None of these Alkaline powders Fine dolomite Ammonia None of these Alkaline powders ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? Beehive coke oven High pressure boiler Blast furnace stoves Coke oven Beehive coke oven High pressure boiler Blast furnace stoves Coke oven ANSWER DOWNLOAD EXAMIANS APP
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