Furnace Technology Circulation of gases in furnace is caused by the Difference in density between hot and cold gases Change in volume during a change of temperature All of these Furnace pressure in conjunction with draft in flues Difference in density between hot and cold gases Change in volume during a change of temperature All of these Furnace pressure in conjunction with draft in flues ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a rotary furnace? Lime kiln Annealing furnace Stoves Soaking pit Lime kiln Annealing furnace Stoves Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a periodic furnace? Soaking pit Tunnel kiln Reheating furnace Rotary kiln Soaking pit Tunnel kiln Reheating furnace Rotary kiln 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. 1250 350 1050 750 1250 350 1050 750 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the Thermal efficiency of furnace Flue gas temperature drop through the furnace Quantity of flue gases All of these Thermal efficiency of furnace Flue gas temperature drop through the furnace Quantity of flue gases All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 6000 4500 2000 3000 6000 4500 2000 3000 ANSWER DOWNLOAD EXAMIANS APP