Furnace Technology Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the Physical nature, ash content and fineness of the coal Amount of excess air supplied and load on the boiler Type of burner and combustion chamber All of these Physical nature, ash content and fineness of the coal Amount of excess air supplied and load on the boiler Type of burner and combustion chamber All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Fire tube Waste heat Water tube Natural circulation Fire tube Waste heat Water tube Natural circulation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following furnaces will have maximum thermal efficiency? Boiler furnace Soaking pits Rotary kilns Walking beam reheating furnace Boiler furnace Soaking pits Rotary kilns Walking beam reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? Low forced draft & fuel bed temperature Thick firebed and preheated primary air All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Low forced draft & fuel bed temperature Thick firebed and preheated primary air All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The rate of scaling of furnace stock depends upon the Temperature Time Nature of atmosphere All of these Temperature Time Nature of atmosphere All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the Rate of firing and emissivity of flame Nature of process ; whether batch, continuous or intermittant All of these Thermal conductivity of the charge & structural materials of furnace Rate of firing and emissivity of flame Nature of process ; whether batch, continuous or intermittant All of these Thermal conductivity of the charge & structural materials of furnace ANSWER DOWNLOAD EXAMIANS APP
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