Refractory Technology Ferromagnetic ceramic material is not used in the Thermal insulation Television sets Magnetic switches Transformers Thermal insulation Television sets Magnetic switches Transformers ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Rotary lime kiln Ceheating furnace Soaking pits L.D. converter Rotary lime kiln Ceheating furnace Soaking pits L.D. converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called Refractoriness under load (RUL) None of these Refractoriness Spalling resistance Refractoriness under load (RUL) None of these Refractoriness Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Upper portion of hot metal mixer are lined with mullite bricks, which helps in resisting the Washing action of metal Corrosion by layer of slag Neither A nor B Both A & B Washing action of metal Corrosion by layer of slag Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 500 1000 100 10 500 1000 100 10 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 2 3.5 1 0.5 2 3.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
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