Materials and Construction Pure nickel is Ferromagnetic above its curie point (i.e., 415°C) Ferromagnetic at room temperature Having h.c.p. crystal lattice Not resistant to oxidation at high temperature Ferromagnetic above its curie point (i.e., 415°C) Ferromagnetic at room temperature Having h.c.p. crystal lattice Not resistant to oxidation at high temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Age hardening is concerned with Copper Silver Brass Duralumin Copper Silver Brass Duralumin 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 Steel Cast iron Nickel Karbate Steel Cast iron Nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Lead or acid-proof bricks Karbate Rubber Acidic refractory Lead or acid-proof bricks Karbate Rubber Acidic refractory ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system? High silicon iron, silicon rubber, Kel-F and teflon Mild steel and stainless steel Cast iron, tin and aluminium Copper, nickel and monel High silicon iron, silicon rubber, Kel-F and teflon Mild steel and stainless steel Cast iron, tin and aluminium Copper, nickel and monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In order to be called steel, an alloy should have iron percentage greater than 90 80 70 50 90 80 70 50 ANSWER DOWNLOAD EXAMIANS APP
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