Furnace Technology The function of an economiser in a boiler is to preheat the Furnace oil Combustion air Pulverised coal Feedwater Furnace oil Combustion air Pulverised coal Feedwater ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ is an indirectly heated furnace. Reheating furnace Soaking pit Open hearth furnace Muffle furnace Reheating furnace Soaking pit Open hearth furnace Muffle 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. 1250 1050 350 750 1250 1050 350 750 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a heat treatment furnace? Annealing furnace Muffle furnace Rotary kiln Reheating furnace Annealing furnace Muffle furnace Rotary kiln Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology hich is the most thermally efficient furnace? Reverberatory furnace Boiler furnace Rotary kilns Reheating furnace Reverberatory furnace Boiler furnace Rotary kilns Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of Accelerating the rate of scaling Causing metal embrittlement All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Accelerating the rate of scaling Causing metal embrittlement All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature ANSWER DOWNLOAD EXAMIANS APP
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