Materials and Construction Presence of 0.3 to 0.5% arsenic in copper increases its Electrical conductivity Malleability Tenacity & hardness Ductility Electrical conductivity Malleability Tenacity & hardness Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Out of the following, copper vessels are the most suitable for the storage of Phosphoric acid (95%) & sulphuric acid (95% and fuming) Dry chlorine & dry fluorine Nitric acid (95% and fuming) Bromine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Dry chlorine & dry fluorine Nitric acid (95% and fuming) Bromine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following heat treatment processes is used for softening the hardened material? None of these Normalising Annealing Tempering None of these Normalising Annealing Tempering ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White cast iron as compared to grey cast iron is More durable Very hard All of these Very brittle More durable Very hard All of these Very brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The heat treatment process applied to cold formed steel parts is Artificial ageing Solution annealing Normalising Tempering Artificial ageing Solution annealing Normalising Tempering ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most common stainless steel type 316, which is highly resistant to corrosion contains 16-13% Cr 10-14% Ni and 2-3% Mo 20-22% Cr, and 8-10% Ni 2-4% Cr, 22% NI and 2-4% Mo None of these 16-13% Cr 10-14% Ni and 2-3% Mo 20-22% Cr, and 8-10% Ni 2-4% Cr, 22% NI and 2-4% Mo None of these ANSWER DOWNLOAD EXAMIANS APP
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