Furnace Technology Regenerators as compared to recuperators for the same duty Are lighter & compact All of these Store smaller quantity of waste heat Involve higher initial cost Are lighter & compact All of these Store smaller quantity of waste heat Involve higher initial cost ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the Damper Variation in the pitch of fan blades Speed of the fan All of these Damper Variation in the pitch of fan blades Speed of the fan All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators are normally provided in the All of these Open hearth furnace Glass melting furnace By product coke ovens All of these Open hearth furnace Glass melting furnace By product coke ovens ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about __________ percent. 70 40 15 85 70 40 15 85 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 High thermal conductivity Neither A nor B Low emissivity Both A and B High thermal conductivity Neither A nor B Low emissivity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by All of these Preheating of combustion air Steam generation in waste heat boilers Preheating of cold stock All of these Preheating of combustion air Steam generation in waste heat boilers Preheating of cold stock ANSWER DOWNLOAD EXAMIANS APP
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