Refractory Technology Refractory bricks having lower porosity have High insulating properties Low heat capacity Low thermal conductivity Greater strength High insulating properties Low heat capacity Low thermal conductivity Greater strength ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Roof of a basic electric furnace is made of __________ bricks. Silica None of these Superduty fireclay Chromite Silica None of these Superduty fireclay Chromite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Beryllia (which is used in making crucibles for melting uranium & thorium) is superior to alumina in all respects for high temperature (> 1900°C ) use, except Cost Fusion point Thermal conductivity Electrical conductivity Cost Fusion point Thermal conductivity Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Permeability of bricks is a measure of the Refractoriness Rate at which a fluid will pass through the pores Melting point Expansion during heating Refractoriness Rate at which a fluid will pass through the pores Melting point Expansion during heating ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of silica bricks varies from __________ percent. 5 to 10 20 to 30 45 to 60 60 to 75 5 to 10 20 to 30 45 to 60 60 to 75 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Power Fertiliser Cement Metallurgical Power Fertiliser Cement Metallurgical ANSWER DOWNLOAD EXAMIANS APP
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