Refractory Technology Ferromagnetic ceramic material is not used in the Transformers Thermal insulation Television sets Magnetic switches Transformers Thermal insulation Television sets Magnetic switches ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are never used in the Lead blast furnace Zinc roaster Beehive oven Coke oven walls Lead blast furnace Zinc roaster Beehive oven Coke oven walls ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under loads (RUL) is quite close to the fusion temperature (PCE) for __________ bricks. Very low alumina Dolomite Silica Fireclay Very low alumina Dolomite Silica Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following bricks should not be used, if the furnace is to be used intermit-tantly? Silica bricks Silicon carbide bricks Firebricks Sillimanite Silica bricks Silicon carbide bricks Firebricks Sillimanite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories used in/for __________ should have low thermal conductivity. Insulation Regenerators Muffle furnaces Coke ovens Insulation Regenerators Muffle furnaces Coke ovens ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Skull is not formed on the carbon blocks in the hearth of a blast furnace, when it becomes cold, becaus of its High crushing strength None of these High thermal conductivity Non-wetting characteristic High crushing strength None of these High thermal conductivity Non-wetting characteristic ANSWER DOWNLOAD EXAMIANS APP
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