Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the All of these Variation in the pitch of fan blades Speed of the fan Damper All of these Variation in the pitch of fan blades Speed of the fan Damper ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Hearth furnaces are not used for Roasting None of these Melting Reheating Roasting None of these Melting Reheating ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Oxygen enrichment of combustion air Preheating the combustion air Preheating the fuel gas Increasing the draft in the furnace Oxygen enrichment of combustion air Preheating the combustion air Preheating the fuel gas Increasing the draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace operation, which is not preheated? Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) Both A and B Solid fuels Neither A nor B Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) Both A and B Solid fuels Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in an industrial furnace operation can not be achieved by the use of Stoichiometric combustion air Recupterators Combustion air not enriched with oxygen Non-preheated combustion air Stoichiometric combustion air Recupterators Combustion air not enriched with oxygen Non-preheated combustion air 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. 350 750 1250 1050 350 750 1250 1050 ANSWER DOWNLOAD EXAMIANS APP
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