Materials and Construction Wrought iron is having very high Strength Corrosion resistance Susceptibility to changes in its properties by heat treatment Hardness Strength Corrosion resistance Susceptibility to changes in its properties by heat treatment Hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel, it is generally subjected to Annealing Tempering Spheroidising Normalising Annealing Tempering Spheroidising Normalising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most widely used insulating material for steam carray-ing pipelines? Slag wool Vermiculite Ceramic fibre blanket Glass wool and 85% magnesia Slag wool Vermiculite Ceramic fibre blanket Glass wool and 85% magnesia ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Percentage elongation of a material is a measure of its Brittleness Toughness Ductility Malleability Brittleness Toughness Ductility Malleability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The presence of impurities in iron Makes it malleable Decreases its melting point Increases its melting point Does not affect its melting point Makes it malleable Decreases its melting point Increases its melting point Does not affect its melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A metallic alloy in general as compared to their pure metal components is Having lower hardness, reactivity and fusibility Having lower electrical conductivity More corrosion resistant Having higher melting point Having lower hardness, reactivity and fusibility Having lower electrical conductivity More corrosion resistant Having higher melting point ANSWER DOWNLOAD EXAMIANS APP
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