Engineering Materials Which of the following elements does not impart hardness to steel? Silicon Chromium Nickel Copper Silicon Chromium Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has Uniform strength in all directions High resistance to rusting and corrosion High ductility Ability of hold protective coating Uniform strength in all directions High resistance to rusting and corrosion High ductility Ability of hold protective coating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Free graphite Both A and B Cementite None of these Free graphite Both A and B Cementite None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The portion of the blast furnace below its widest cross-section is called Hearth Bosh Stack Throat Hearth Bosh Stack Throat ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good Modulus of elasticity is fairly low Fatigue strength is not high Creep strength limits its use to fairly low temperatures Wear resistance is very good ANSWER DOWNLOAD EXAMIANS APP
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