Furnace Technology Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of Zircon powder Graphite powder Beryllium Thoria Zircon powder Graphite powder Beryllium Thoria ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a natural draft furnace? Power plant boilers None of these Blast furnace stoves Sintering furnace Power plant boilers None of these Blast furnace stoves Sintering furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ is an indirectly heated furnace. Open hearth furnace Reheating furnace Muffle furnace Soaking pit Open hearth furnace Reheating furnace Muffle furnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of Drying of coal Preheating the primary air Transportation of coal Combustion of coal by supplying it around the burner Drying of coal Preheating the primary air Transportation of coal Combustion of coal by supplying it around the burner ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace Increases the flue gas temperature Reduces its thermal efficiency None of these Is indicated by flame sting out Increases the flue gas temperature Reduces its thermal efficiency None of these Is indicated by flame sting out ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an __________ furnace. Sidefired Underfired Recirculating Covered Sidefired Underfired Recirculating Covered ANSWER DOWNLOAD EXAMIANS APP
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