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. Low frequency induction Arc None of these Resistance Low frequency induction Arc None of these Resistance ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a heat treatment furnace? Annealing furnace Muffle furnace Reheating furnace Rotary kiln Annealing furnace Muffle furnace Reheating furnace Rotary kiln ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Preheating the combustion air Increasing the draft in the furnace Oxygen enrichment of combustion air Preheating the fuel gas Preheating the combustion air Increasing the draft in the furnace Oxygen enrichment of combustion air Preheating the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 65 25 90 10 65 25 90 10 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues Difference in density between hot and cold gases All of these Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues Difference in density between hot and cold gases All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the Thermal efficiency of furnace Quantity of flue gases Flue gas temperature drop through the furnace All of these Thermal efficiency of furnace Quantity of flue gases Flue gas temperature drop through the furnace All of these ANSWER DOWNLOAD EXAMIANS APP
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