Furnace Technology Rotary kilns are used in the Both A and B Cement manufacture Calcination of limestone & dolomite Neither A nor B Both A and B Cement manufacture Calcination of limestone & dolomite Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not accomplished in an underfired furnace? Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Increase in heating capacity/m² of floor space Elimination of cold spot at the bottom of the charge Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Increase in heating capacity/m² of floor space Elimination of cold spot at the bottom of the charge ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Hearth furnaces are not used for Roasting Reheating None of these Melting Roasting Reheating None of these Melting 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 fuel gas 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 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Forced recirculation of furnace gases is practised All of these In furnaces, operating below 750°C To ensure uniform temperature To increase heat transfer by convection All of these In furnaces, operating below 750°C To ensure uniform temperature To increase heat transfer by convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a muffle furnace, the muffle Retards the heat transfer Permits the use of controlled atmosphere for the protection of stock All of these Assists in temperature equalisation in the charge Retards the heat transfer Permits the use of controlled atmosphere for the protection of stock All of these Assists in temperature equalisation in the charge ANSWER DOWNLOAD EXAMIANS APP
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