Furnace Technology Maximum heat transfer in high temperature furnaces is by Conduction Radiation Either A, B or C; depends on the type of furnace Convection Conduction Radiation Either A, B or C; depends on the type of furnace Convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a rotary furnace? Lime kiln Annealing furnace Stoves Soaking pit Lime kiln Annealing furnace Stoves Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Advantages of use of preheated combustion air are Saving in fuel consumption All of these Increase in flame temperature Reduction in scale losses Saving in fuel consumption All of these Increase in flame temperature Reduction in scale losses ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 10 65 90 25 10 65 90 25 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The function of an economiser in a boiler is to preheat the Combustion air Feedwater Pulverised coal Furnace oil Combustion air Feedwater Pulverised coal Furnace oil ANSWER DOWNLOAD EXAMIANS APP
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