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 Recuperator is Not used for fuel gas preheating Heavier than regenerator meant for the same duty An intermittant waste heat recovery equipment A continuous waste heat recovery equipment Not used for fuel gas preheating Heavier than regenerator meant for the same duty An intermittant waste heat recovery equipment A continuous waste heat recovery equipment ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overfire burning in a furnace is a phenomenon characterised by Supply of excess air Supply of excess fuel None of these Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air Supply of excess air Supply of excess fuel None of these Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a directly fired intermittant furnace? Reverberatory furnace Tower furnace Tunnel kiln Walking beam reheating furnace Reverberatory furnace Tower furnace Tunnel kiln Walking beam reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a Carbon resistance furnace Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere Carbon resistance furnace Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Rotary kilns are used in the Neither A nor B Both A and B Calcination of limestone & dolomite Cement manufacture Neither A nor B Both A and B Calcination of limestone & dolomite Cement manufacture ANSWER DOWNLOAD EXAMIANS APP
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