Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 10 65 25 90 10 65 25 90 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In salt bath furnace, heat is transferred to the charge mainly by Radiation Conduction Convection None of these Radiation Conduction Convection None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above __________ °C. 1000 850 650 250 1000 850 650 250 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Rotary kilns are used in the Calcination of limestone & dolomite Cement manufacture Both A and B Neither A nor B Calcination of limestone & dolomite Cement manufacture Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Cement Kiln is a Rotary Kiln Batch furnace Tunnel Kiln Natural draft furnace Rotary Kiln Batch furnace Tunnel Kiln Natural draft furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In furnaces operating at very high temperature (say) 1250°C, e.g. soaking pit), the maximum heat transfer takes place by Conduction Convection Can not be predicted Radiation Conduction Convection Can not be predicted Radiation ANSWER DOWNLOAD EXAMIANS APP
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