Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Preheating the combustion air Oxygen enrichment of combustion air Preheating the fuel gas Increasing the draft in the furnace Preheating the combustion air Oxygen enrichment of combustion air Preheating the fuel gas Increasing the draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of indirectly heated furnace is the Muffle furnace Soaking pit None of these Reheating furnace Muffle furnace Soaking pit None of these Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are All of these Fans Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces All of these Fans Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the Thermal conductivity of the charge & structural materials of furnace Nature of process ; whether batch, continuous or intermittant Rate of firing and emissivity of flame All of these Thermal conductivity of the charge & structural materials of furnace Nature of process ; whether batch, continuous or intermittant Rate of firing and emissivity of flame All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Furnace pressure is normally controlled by regulating the Air pressure Speed of I.D. fan Damper Fuel gas pressure Air pressure Speed of I.D. fan Damper Fuel gas pressure ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in an industrial furnace operation can not be achieved by the use of Recupterators Non-preheated combustion air Stoichiometric combustion air Combustion air not enriched with oxygen Recupterators Non-preheated combustion air Stoichiometric combustion air Combustion air not enriched with oxygen ANSWER DOWNLOAD EXAMIANS APP