Furnace Technology Thermal efficiency of a limestone calcination rotary kiln may be around __________ percent. 40 80 20 65 40 80 20 65 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators as compared to recuperators for the same duty Store smaller quantity of waste heat All of these Are lighter & compact Involve higher initial cost Store smaller quantity of waste heat All of these Are lighter & compact Involve higher initial cost ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of High thermal conductivity Both A and B Neither A nor B Low emissivity High thermal conductivity Both A and B Neither A nor B Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overfire burning in a furnace is a phenomenon characterised by 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 Supply of excess fuel Supply of excess air None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In which of the following furnaces, the gases are sucked through the stock bed from below? Soaking pit None of these Beehive oven Sintering machine Soaking pit None of these Beehive oven Sintering machine ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 44119 45-50 25-30 65-70 44119 45-50 25-30 65-70 ANSWER DOWNLOAD EXAMIANS APP
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