Furnace Technology Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent. 20 80 60 40 20 80 60 40 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 90 25 65 10 90 25 65 10 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. 25-30 65-70 44119 45-50 25-30 65-70 44119 45-50 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 5 50 20 80 5 50 20 80 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Furnace pressure is normally controlled by regulating the Damper Air pressure Speed of I.D. fan Fuel gas pressure Damper Air pressure Speed of I.D. fan Fuel gas pressure ANSWER DOWNLOAD EXAMIANS APP
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