Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.012 5 to 7% 0.5 to 1% 2.5 to 4.5% 0.012 5 to 7% 0.5 to 1% 2.5 to 4.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged chaotically, is called None of these Amorphous material Mesomorphous material Crystalline material None of these Amorphous material Mesomorphous material Crystalline material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dislocations in materials refer to the following type of defect Volumetric defect Line defect Point defect Plane defect Volumetric defect Line defect Point defect Plane defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It easily machinable It hard It brittle The casting unsound It easily machinable It hard It brittle The casting unsound ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.003 0.0002 0.008 0.0063 0.003 0.0002 0.008 0.0063 ANSWER DOWNLOAD EXAMIANS APP