Engineering Materials Chromium in steel Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cupola produces following material Pig iron Wrought iron Cast iron Malleable iron Pig iron Wrought iron Cast iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Both (A) and (B) None of these Whiteheart cast iron Blackheart cast iron Both (A) and (B) None of these Whiteheart cast iron Blackheart cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used for nuclear energy? All of these Niobium Uranium Thorium All of these Niobium Uranium Thorium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dye penetrant method is generally used to locate Surface defects Core defects Superficial defects Temporary defects Surface defects Core defects Superficial defects Temporary defects ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.05 to 0.20% 0.20 to 0.45% 0.55 to 1.0% 0.45 to 0.55% 0.05 to 0.20% 0.20 to 0.45% 0.55 to 1.0% 0.45 to 0.55% ANSWER DOWNLOAD EXAMIANS APP
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