Refractory Technology Segar cones are used for the determination of __________ of refractories. Softening temperature Electrical conductivity Spalling resistance Resistance to slag attack Softening temperature Electrical conductivity Spalling resistance Resistance to slag attack ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zirconia refractories are not used in Lining high temperature ceramic kilns Furnaces subjected to fluctuating temperature Making sheaths for thermocouple High frequency induction furnaces in the form of inductors Lining high temperature ceramic kilns Furnaces subjected to fluctuating temperature Making sheaths for thermocouple High frequency induction furnaces in the form of inductors ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The linear thermal expansion of __________ bricks upto 1000 °C is very low of the order of ≤ 0.5 percent. Corundum Silica Magnesite Fireclay Corundum Silica Magnesite Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Cement Power Metallurgical Fertiliser Cement Power Metallurgical Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology silicon carbide refractories have very low None of these Refractoriness (< 1700°C) Thermal conductivity Resistance to thermal shock None of these Refractoriness (< 1700°C) Thermal conductivity Resistance to thermal shock ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which one expands on heating? Silica bricks Fireclay bricks Neither A nor B Both A & B Silica bricks Fireclay bricks Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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