Furnace Technology Fuel economy in furnaces can be achieved by All of these Reducing the heat loss through furnace openings & doors Preheating the combustion air Using oxygen enriched combustion air All of these Reducing the heat loss through furnace openings & doors Preheating the combustion air Using oxygen enriched combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere Carbon resistance furnace Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere Carbon resistance furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators compared to metallic recuperators for the same duty Are lighter Are less costly Occupy more space Have higher pressure differential between flue gas & air side Are lighter Are less costly Occupy more space Have higher pressure differential between flue gas & air side ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Soaking pits are meant for heating steel Sheets Ingots Slabs Coils Sheets Ingots Slabs Coils ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 20 40 5 60 20 40 5 60 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Neutral atmosphere is maintained in a/an __________ furnace. Open hearth Soaking pit Walking beam reheating Cold rolled steel coil annealing Open hearth Soaking pit Walking beam reheating Cold rolled steel coil annealing ANSWER DOWNLOAD EXAMIANS APP
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