Materials and Construction Mild steel is A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility Highly resistant to corrosion (as much as stainless steel) A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Very poor in strength & ductility Highly resistant to corrosion (as much as stainless steel) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon is present in steel wholly in the Free state as graphite Both A & B Neither A nor B Combined form Free state as graphite Both A & B Neither A nor B Combined form ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most of the common metals have __________ crystal structure. None of these Orthorhombic Hexagonal Cubic None of these Orthorhombic Hexagonal Cubic ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardened steel is softened by Carburising Normalising Annealing Tempering Carburising Normalising Annealing Tempering ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the ferritic stainless steel? None of these Face centred cubic Body centred cubic Simple hexagonal None of these Face centred cubic Body centred cubic Simple hexagonal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 100 250 5 500 100 250 5 500 ANSWER DOWNLOAD EXAMIANS APP
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