Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 20 50 80 5 20 50 80 5 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ is an indirectly heated furnace. Soaking pit Reheating furnace Muffle furnace Open hearth furnace Soaking pit Reheating furnace Muffle furnace Open hearth furnace 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. 1050 350 1250 750 1050 350 1250 750 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a heat treatment furnace? Reheating furnace Rotary kiln Annealing furnace Muffle furnace Reheating furnace Rotary kiln Annealing furnace Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Large tonnage of refractory bricks are dried in a Tunnel kiln Shaft furnace Muffle furnace Rotary hearth furnace Tunnel kiln Shaft furnace Muffle furnace Rotary hearth furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The function of an economiser in a boiler is to preheat the Pulverised coal Furnace oil Feedwater Combustion air Pulverised coal Furnace oil Feedwater Combustion air ANSWER DOWNLOAD EXAMIANS APP
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