Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 44119 25-30 45-50 65-70 44119 25-30 45-50 65-70 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Low stack loss indicates the Efficient use of fuel Oxygen enrichment of combustion air Use of sub-stoichiometric air for combustion Inefficient use of fuel Efficient use of fuel Oxygen enrichment of combustion air Use of sub-stoichiometric air for combustion Inefficient use of fuel ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of indirectly heated furnace is the Soaking pit Reheating furnace Muffle furnace None of these Soaking pit Reheating furnace Muffle furnace None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Glass tank furnace Open hearth furnace Cupola Reheating furnace Glass tank furnace Open hearth furnace Cupola Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of Combustion of coal by supplying it around the burner Preheating the primary air Transportation of coal Drying of coal Combustion of coal by supplying it around the burner Preheating the primary air Transportation of coal Drying of coal ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Better combustion Higher calorific value Smokeless burning Less erosion on furnace wall Better combustion Higher calorific value Smokeless burning Less erosion on furnace wall ANSWER DOWNLOAD EXAMIANS APP
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