Materials and Construction Iron rust is Ferrous oxide Hydrated ferric oxide Ferric sulphide Powdered iron Ferrous oxide Hydrated ferric oxide Ferric sulphide Powdered iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Softening of hardned steel is done by its Carburising Tempering Annealing Normalising Carburising Tempering Annealing Normalising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead is Used as a cathodic material Not used as pigment (in its compound forms) for paints Not resistant to corrosion Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings Used as a cathodic material Not used as pigment (in its compound forms) for paints Not resistant to corrosion Used as a shock absorber (in mattress form) between the foundation an steel framework of skyscrapper buildings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron vessels are not suitable for the storage of Wet SO₂ Freon H₂SO₄ (95%) at room temperature H₂SO₄ (fuming) Wet SO₂ Freon H₂SO₄ (95%) at room temperature H₂SO₄ (fuming) 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 Copper, nickel and monel Mild steel and stainless steel High silicon iron, silicon rubber, Kel-F and teflon Cast iron, tin and aluminium Copper, nickel and monel Mild steel and stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy of iron containing 4% carbon is called Wrought iron None of these Mild steel High carbon steel Wrought iron None of these Mild steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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