Refractory Technology Magnesite bricks have poor resistance to attack by __________ slag. Basic Acid Lime None of these Basic Acid Lime None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a high alumina refractory material? Kyanite Sillimanite Periclase Diaspore Kyanite Sillimanite Periclase Diaspore ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal diffusivity of a refractory brick is high, when its __________ is high. Density Specific heat Thermal conductivity None of these Density Specific heat Thermal conductivity None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is Amorphous magnesite Crystalline form of MgO MgCO₃ ZrSO₄ Amorphous magnesite Crystalline form of MgO MgCO₃ ZrSO₄ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With decrease in porosity, the __________ of the refractories decreases. Strength None of these Spalling resistance Thermal conductivity Strength None of these Spalling resistance Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Addition of zircon to silica refractory brick improves its Crushing strength Neither A nor B Resistance to slag attack Neither A nor B Crushing strength Neither A nor B Resistance to slag attack Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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