Furnace Technology The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent. 99 65 85 50 99 65 85 50 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Example of an indirectly heated furnace is Hood annealing furnace Neither A nor B Both A and B Muffle furnace Hood annealing furnace Neither A nor B Both A and B Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating Steam Blast furnace gas None of these Air Steam Blast furnace gas None of these Air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Smokeless burning Higher calorific value Less erosion on furnace wall Better combustion Smokeless burning Higher calorific value Less erosion on furnace wall Better combustion ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In producer gas making furnace, steam is added along with air to mainly control the Tar content in producer gas Fusion of coal ash & clinker formation Temperature of producer gas V. of producer gas Tar content in producer gas Fusion of coal ash & clinker formation Temperature of producer gas V. of producer gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Calcination of limestone to produce lime is done in a __________ kiln. Vertical shaft Both B and C Rotary Tunnel Vertical shaft Both B and C Rotary Tunnel ANSWER DOWNLOAD EXAMIANS APP
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