Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of Wood Stainless steel Reinforced concrete lined with lead High silicon iron (14% Si) Wood Stainless steel Reinforced concrete lined with lead High silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Fatigue failure of a material may occur, when it is subjected to __________ stress. Torsion Tensile Fluctuating Compressive Torsion Tensile Fluctuating Compressive ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Abrasive Both A & B Neither A nor B Corrosive Abrasive Both A & B Neither A nor B Corrosive ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An ideal material of construction for the storage of 50% caustic soda solution would be High silicon cast iron Karbate None of these Monel High silicon cast iron Karbate None of these Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction DDT is shipped in Stainless steel containers Fibre drums Either B or C Paper bags Stainless steel containers Fibre drums Either B or C Paper bags ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The temperature at which new grains are formed in the metal is called the __________ temperature. Lower critical Eutectic Upper critical Recrystallisation Lower critical Eutectic Upper critical Recrystallisation ANSWER DOWNLOAD EXAMIANS APP
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