Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Cobalt Vanadium Chromium Nickel Cobalt Vanadium Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Smelting is the process of All of these Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns Reducing the ore with carbon in the presence of a flux Removing the impurities like clay, sand etc. from the iron ore by washing with water All of these Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns Reducing the ore with carbon in the presence of a flux Removing the impurities like clay, sand etc. from the iron ore by washing with water ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Nickel Silicon Chromium Copper Nickel Silicon Chromium Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper 80% or more iron 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material due to which it breaks with little permanent distortion, is called Plasticity Brittleness Ductility Malleability Plasticity Brittleness Ductility Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials There are fourteen atoms in a unit cell of None of these Body centered cubic space lattice Face centered cubic space lattice Close packed hexagonal space lattice None of these Body centered cubic space lattice Face centered cubic space lattice Close packed hexagonal space lattice ANSWER DOWNLOAD EXAMIANS APP
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