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 Fuel economy in an industrial furnace operation can not be achieved by the use of Recupterators Stoichiometric combustion air Non-preheated combustion air Combustion air not enriched with oxygen Recupterators Stoichiometric combustion air Non-preheated combustion air Combustion air not enriched with oxygen ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Example of an indirectly heated furnace is Both A and B Muffle furnace Hood annealing furnace Neither A nor B Both A and B Muffle furnace Hood annealing furnace Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces All of these Fans Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces All of these Fans ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators as compared to recuperators for the same duty Are lighter & compact Involve higher initial cost Store smaller quantity of waste heat All of these Are lighter & compact Involve higher initial cost Store smaller quantity of waste heat All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Low stack loss indicates the Inefficient use of fuel Use of sub-stoichiometric air for combustion Oxygen enrichment of combustion air Efficient use of fuel Inefficient use of fuel Use of sub-stoichiometric air for combustion Oxygen enrichment of combustion air Efficient use of fuel ANSWER DOWNLOAD EXAMIANS APP
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