Furnace Technology Thermal efficiency of furnaces can be improved by Maintaining proper draught All of these Waste heat recovery from flue gas Minimising heat losses from furnace walls Maintaining proper draught All of these Waste heat recovery from flue gas Minimising heat losses from furnace walls ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? Low forced draft & fuel bed temperature Thick firebed and preheated primary air All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Low forced draft & fuel bed temperature Thick firebed and preheated primary air All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The resistance furnace produces heat by the Electric arc struck between electrodes and the charge Flow of current through a heating element None of these Combination of induced current and skin effect Electric arc struck between electrodes and the charge Flow of current through a heating element None of these Combination of induced current and skin effect ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a rotary furnace? Soaking pit Stoves Lime kiln Annealing furnace Soaking pit Stoves Lime kiln Annealing furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The amount of combustible escaping uncon-sumed from the furnace, depends upon the Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) All of these Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Open hearth furnace Glass tank furnace Reheating furnace Cupola Open hearth furnace Glass tank furnace Reheating furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
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