Materials and Construction Wood is corroded by All of these SO₂ (dry or wet) Chlorine (dry or wet) Hydrochloric acid All of these SO₂ (dry or wet) Chlorine (dry or wet) Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Aluminium or chromium alloys (Cr > 18% for cold acid) Karbate Cast iron Monel Aluminium or chromium alloys (Cr > 18% for cold acid) Karbate Cast iron Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 3.5-4.5 44179 44021 1.5-2 3.5-4.5 44179 44021 1.5-2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following heat treatment processes is used for softening the hardened material? Normalising Annealing None of these Tempering Normalising Annealing None of these Tempering 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 Cast iron, tin and aluminium Mild steel and stainless steel Copper, nickel and monel High silicon iron, silicon rubber, Kel-F and teflon Cast iron, tin and aluminium Mild steel and stainless steel Copper, nickel and monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the ferritic stainless steel? Face centred cubic Simple hexagonal Body centred cubic None of these Face centred cubic Simple hexagonal Body centred cubic None of these ANSWER DOWNLOAD EXAMIANS APP
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