Furnace Technology Which furnace employs natural draft? Coke oven Rotary kilns L.D. converter Boiler Coke oven Rotary kilns L.D. converter Boiler ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The resistance furnace produces heat by the None of these Flow of current through a heating element Electric arc struck between electrodes and the charge Combination of induced current and skin effect None of these Flow of current through a heating element Electric arc struck between electrodes and the charge Combination of induced current and skin effect ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace employing forced draught as compared to induced draught, The fan operates hot and hence blades are liable to corrosion and erosion None of these Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced Positive pressure exists in the furnace The fan operates hot and hence blades are liable to corrosion and erosion None of these Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced Positive pressure exists in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Advantages of use of preheated combustion air are Reduction in scale losses All of these Increase in flame temperature Saving in fuel consumption Reduction in scale losses All of these Increase in flame temperature Saving in fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the Damper All of these Speed of the fan Variation in the pitch of fan blades Damper All of these Speed of the fan Variation in the pitch of fan blades ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology A refractory wall separating the stock and the source of heat is provided in a None of these Updraft kiln Muffle furnace Continuous furnace None of these Updraft kiln Muffle furnace Continuous furnace ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS