Refractory Technology Maximum apparent porosity of magnesite bricks is about __________ percent. 44 58 24 8 44 58 24 8 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica upto 1470°C ? Tridymite None of these Cristobalite Quartz Tridymite None of these Cristobalite Quartz ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Colour of fireclay bricks is Yellow None of these Black Light buff to reddish buff Yellow None of these Black Light buff to reddish buff ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories used in/for __________ should have low thermal conductivity. Regenerators Muffle furnaces Coke ovens Insulation Regenerators Muffle furnaces Coke ovens Insulation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dilatometer is used for the determination of __________ of refractories. RUL Modulus of rupture Resistance to CO attack Permanent linear change RUL Modulus of rupture Resistance to CO attack Permanent linear change ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. RUL Specific gravity Porosity Thermal conductivity RUL Specific gravity Porosity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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