Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Diffusion Rotary Premix Outside mixing type Diffusion Rotary Premix Outside mixing type ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace. Low frequency induction High frequency induction Resistance Arc Low frequency induction High frequency induction Resistance Arc ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a muffle furnace, the muffle Permits the use of controlled atmosphere for the protection of stock Retards the heat transfer All of these Assists in temperature equalisation in the charge Permits the use of controlled atmosphere for the protection of stock Retards the heat transfer All of these Assists in temperature equalisation in the charge ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Less erosion on furnace wall Better combustion Smokeless burning Higher calorific value Less erosion on furnace wall Better combustion Smokeless burning Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about __________ percent. 70 85 40 15 70 85 40 15 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the All of these Flue gas temperature drop through the furnace Thermal efficiency of furnace Quantity of flue gases All of these Flue gas temperature drop through the furnace Thermal efficiency of furnace Quantity of flue gases ANSWER DOWNLOAD EXAMIANS APP
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