Furnace Technology The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace. Resistance Low frequency induction High frequency induction Arc Resistance Low frequency induction High frequency induction Arc ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace. None of these Low frequency induction Arc Resistance None of these Low frequency induction Arc Resistance ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The resistance furnace produces heat by the Combination of induced current and skin effect Flow of current through a heating element Electric arc struck between electrodes and the charge None of these Combination of induced current and skin effect Flow of current through a heating element Electric arc struck between electrodes and the charge None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Fire tube Waste heat Natural circulation Water tube Fire tube Waste heat Natural circulation Water tube ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace Increases the flue gas temperature None of these Is indicated by flame sting out Reduces its thermal efficiency Increases the flue gas temperature None of these Is indicated by flame sting out Reduces its thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 20 40 5 60 20 40 5 60 ANSWER DOWNLOAD EXAMIANS APP
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