Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? All of these Low forced draft & fuel bed temperature Low reactivity of carbonised residue containing high proportion of iron & sulphur Thick firebed and preheated primary air All of these Low forced draft & fuel bed temperature Low reactivity of carbonised residue containing high proportion of iron & sulphur Thick firebed and preheated primary air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 100 %H₂ 100% CO 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100 %H₂ 100% CO 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most important deterrants to an extended use of pulverised coal in boiler firing? Ash disposal problem Erosion of induced draft fan blades Excessive fly ash discharge from the stack Higher power consumption in its transportation Ash disposal problem Erosion of induced draft fan blades Excessive fly ash discharge from the stack Higher power consumption in its transportation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating None of these Blast furnace gas Air Steam None of these Blast furnace gas Air Steam ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a directly fired intermittant furnace? Tower furnace Tunnel kiln Reverberatory furnace Walking beam reheating furnace Tower furnace Tunnel kiln Reverberatory furnace Walking beam reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overfire burning in a furnace is a phenomenon characterised by Supply of excess fuel Supply of excess air None of these Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air Supply of excess fuel Supply of excess air None of these Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
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