Furnace Technology Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by Preheating the fuel gas All of these Oxygen enrichment of combustion air Preheating the combustion air Preheating the fuel gas All of these Oxygen enrichment of combustion air Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology A refractory wall separating the stock and the source of heat is provided in a Updraft kiln Continuous furnace Muffle furnace None of these Updraft kiln Continuous furnace Muffle furnace None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an __________ furnace. Sidefired Recirculating Covered Underfired Sidefired Recirculating Covered Underfired ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? Coke oven High pressure boiler Beehive coke oven Blast furnace stoves Coke oven High pressure boiler Beehive coke oven Blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of indirectly heated furnace is the Soaking pit Reheating furnace None of these Muffle furnace Soaking pit Reheating furnace None of these Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 80 20 5 50 80 20 5 50 ANSWER DOWNLOAD EXAMIANS APP
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