Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 4500 6000 2000 3000 4500 6000 2000 3000 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 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 Rate of firing and emissivity of flame ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Water tube Fire tube Waste heat Natural circulation Water tube Fire tube Waste heat Natural circulation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is A continuous waste heat recovery equipment Not used for fuel gas preheating An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty A continuous waste heat recovery equipment Not used for fuel gas preheating An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators compared to metallic recuperators for the same duty Are lighter Are less costly Occupy more space Have higher pressure differential between flue gas & air side Are lighter Are less costly Occupy more space Have higher pressure differential between flue gas & air side ANSWER DOWNLOAD EXAMIANS APP
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