Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Brittleness Plasticity Ductility Malleability Brittleness Plasticity Ductility Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is increased by Silicon and sulphur Sulphur, graphite and aluminium Phosphorous and aluminium Phosphorous, lead and sulphur Silicon and sulphur Sulphur, graphite and aluminium Phosphorous and aluminium Phosphorous, lead and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Hardness Melting point Critical temperature Yield point Hardness Melting point Critical temperature Yield point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of Lead Graphite German silver Mild steel Lead Graphite German silver Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The bond formed by transferring electrons from one atom to another is called Metallic bond Covalent bond None of these Ionic bond Metallic bond Covalent bond None of these Ionic bond ANSWER DOWNLOAD EXAMIANS APP
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