Refractory Technology The largest consumer of refractories is the __________ industry. Fertiliser Power Cement Metallurgical Fertiliser Power Cement Metallurgical ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of fireclay bricks is about __________ kgf/cm². 500-1000 100-150 200-400 50-100 500-1000 100-150 200-400 50-100 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ of carbon blocks in the hearth of blast furnace helps in avoiding skull formation, when it becomes cold. Low porosity High density Non-wetting characteristics High thermal conductivity Low porosity High density Non-wetting characteristics High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which refractory must have controlled atmosphere (temperature and humidity) for its safe storage? Fireclay bricks Tar bonded dolomite bricks Magnesite bricks Mullite bricks Fireclay bricks Tar bonded dolomite bricks Magnesite bricks Mullite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology silicon carbide refractories have very low Resistance to thermal shock Refractoriness (< 1700°C) Thermal conductivity None of these Resistance to thermal shock Refractoriness (< 1700°C) Thermal conductivity None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the most stable crystalline form of silica at room temperature? Cristobalite Quartz None of these Tridymite Cristobalite Quartz None of these Tridymite ANSWER DOWNLOAD EXAMIANS APP
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