Engineering Materials Muntz metal contains copper and zinc in the ratio of 2.5277777777778 0.88888888888889 2.1180555555556 40 : 60 2.5277777777778 0.88888888888889 2.1180555555556 40 : 60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged chaotically, is called Crystalline material None of these Mesomorphous material Amorphous material Crystalline material None of these Mesomorphous material Amorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be drawn into wires Breaks with little permanent distortion Can be rolled or hammered into thin sheets Can cut another metal Can be drawn into wires Breaks with little permanent distortion Can be rolled or hammered into thin sheets Can cut another metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding All nonferrous materials Cast iron All of these High speed steel All nonferrous materials Cast iron All of these High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern ANSWER DOWNLOAD EXAMIANS APP