Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of High silicon iron (14% Si) Reinforced concrete lined with lead Stainless steel Wood High silicon iron (14% Si) Reinforced concrete lined with lead Stainless steel Wood ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ possesses viscoelastic properties. Rubber Graphite Glass Cork Rubber Graphite Glass Cork ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Karbate Cast iron Nickel Steel Karbate Cast iron Nickel Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon supply in pack carburising process is in the form of Graphite Hydrocarbon oil Charcoal Calcium carbide Graphite Hydrocarbon oil Charcoal Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Pure nickel is Ferromagnetic above its curie point (i.e., 415°C) Having h.c.p. crystal lattice Not resistant to oxidation at high temperature Ferromagnetic at room temperature Ferromagnetic above its curie point (i.e., 415°C) Having h.c.p. crystal lattice Not resistant to oxidation at high temperature Ferromagnetic at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven walls are lined with __________ bricks. Fire clay Silica Tar-dolomite Low thermal conductivity Fire clay Silica Tar-dolomite Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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