Refractory Technology Which of the following is not an acidic refractory? Bauxite bricks Fireclay bricks Magnesia bricks Silica bricks Bauxite bricks Fireclay bricks Magnesia bricks Silica bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are never used in the Coke oven walls Lead blast furnace Beehive oven Zinc roaster Coke oven walls Lead blast furnace Beehive oven Zinc roaster ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica below 870°C ? Quartz None of these Cristobalite Tridymite Quartz None of these Cristobalite Tridymite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories have very high Both B and C Refractoriness Wetting characteristics Thermal conductivity Both B and C Refractoriness Wetting characteristics Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which refractory must have controlled atmosphere (temperature and humidity) for its safe storage? Fireclay bricks Magnesite bricks Tar bonded dolomite bricks Mullite bricks Fireclay bricks Magnesite bricks Tar bonded dolomite bricks Mullite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cermets are All of these Used in space vehicles, missiles & nuclear energy plants Having high strength & resistance to high temperature Composite material containing both ceramic & metallic constituents All of these Used in space vehicles, missiles & nuclear energy plants Having high strength & resistance to high temperature Composite material containing both ceramic & metallic constituents ANSWER DOWNLOAD EXAMIANS APP
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