Refractory Technology Which of the following is not a high alumina refractory material? Diaspore Kyanite Sillimanite Periclase Diaspore Kyanite Sillimanite Periclase ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories are exclusively used in the Walls of coke oven Hearth of blast furnace Regenerators of coke oven Side wall of soaking pits Walls of coke oven Hearth of blast furnace Regenerators of coke oven Side wall of soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Either A or B Neither A nor B Neutral Oxidising Either A or B Neither A nor B Neutral Oxidising ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cermets are Having high strength & resistance to high temperature All of these Composite material containing both ceramic & metallic constituents Used in space vehicles, missiles & nuclear energy plants Having high strength & resistance to high temperature All of these Composite material containing both ceramic & metallic constituents Used in space vehicles, missiles & nuclear energy plants ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following has the lowest electrical resistivity? Zircon Alumina Fireclay Graphite Zircon Alumina Fireclay Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the alumina content, the refractoriness of high alumina refractories Remains same Increases Decreases May increase or decrease Remains same Increases Decreases May increase or decrease ANSWER DOWNLOAD EXAMIANS APP
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