Engineering Materials Closed packed hexagonal space lattice is found in Gamma-iron, aluminium, copper, lead, silver and nickel None of these Alpha-iron, tungsten, chromium and molybdenum Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma-iron, aluminium, copper, lead, silver and nickel None of these Alpha-iron, tungsten, chromium and molybdenum Zinc, magnesium, cobalt, cadmium, antimony and bismuth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Magnesium Silicon Nickel Manganese Magnesium Silicon Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel 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 When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Ferrite and pearlite Mainly ferrite Pearlite and cementite Mainly pearlite Ferrite and pearlite Mainly ferrite Pearlite and cementite Mainly pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve toughness Release stresses Improve machinability Improve ductility Improve toughness Release stresses Improve machinability Improve ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to Make the steel tougher and harder Raise the yield point All of these Make the steel ductile and of good bending qualities Make the steel tougher and harder Raise the yield point All of these Make the steel ductile and of good bending qualities ANSWER DOWNLOAD EXAMIANS APP
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