Furnace Technology Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent. < 2 < 5 < 10 < 8 < 2 < 5 < 10 < 8 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Calcination of limestone to produce lime is done in a __________ kiln. Rotary Both B and C Tunnel Vertical shaft Rotary Both B and C Tunnel Vertical shaft ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following furnaces will have maximum thermal efficiency? Boiler furnace Walking beam reheating furnace Soaking pits Rotary kilns Boiler furnace Walking beam reheating furnace Soaking pits Rotary kilns 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 Fans Arrangement of heating stock in the furnaces All of these Location of outlet ports and heating & combustion devices Fans Arrangement of heating stock in the furnaces 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. 60 20 40 5 60 20 40 5 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating Air Blast furnace gas None of these Steam Air Blast furnace gas None of these Steam ANSWER DOWNLOAD EXAMIANS APP
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