Furnace Technology Thermal efficiency of a limestone calcination rotary kiln may be around __________ percent. 65 80 40 20 65 80 40 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the Thermal efficiency of furnace Flue gas temperature drop through the furnace All of these Quantity of flue gases Thermal efficiency of furnace Flue gas temperature drop through the furnace All of these Quantity of flue gases ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? Reduction in scale losses Increase in calorific value of the fuel Saving in fuel consumption Increase in flame temperature Reduction in scale losses Increase in calorific value of the fuel Saving in fuel consumption Increase in flame temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a directly fired furnace? Sintering furnace Open hearth furnace Calcination kiln By-product coke oven Sintering furnace Open hearth furnace Calcination kiln By-product coke oven ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the Furnace pressure in conjunction with draft in flues Change in volume during a change of temperature All of these Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues Change in volume during a change of temperature All of these Difference in density between hot and cold gases ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of Both A and B Neither A nor B High thermal conductivity Low emissivity Both A and B Neither A nor B High thermal conductivity Low emissivity ANSWER DOWNLOAD EXAMIANS APP
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