Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 80 5 50 20 80 5 50 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ atmosphere is maintained inside an iron blast furnace. Decarburising Oxidising Inert Reducing Decarburising Oxidising Inert Reducing ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ingress of cold air in the furnaces through cracks, charging doors, openings etc. Reduces the flue gas temperature and makes the furnace atmosphere oxidising Increases the load on the induced draft fan All of these Reduces the furnace draught Reduces the flue gas temperature and makes the furnace atmosphere oxidising Increases the load on the induced draft fan All of these Reduces the furnace draught ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the Sankey diagram None of these Ostwald chart Cox chart Sankey diagram None of these Ostwald chart Cox chart ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reverberatory furnace is used for Annealing steel coil Heating air Roasting/reduction of ores Steel melting Annealing steel coil Heating air Roasting/reduction of ores Steel melting ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are All of these Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces Fans All of these Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces Fans ANSWER DOWNLOAD EXAMIANS APP