Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Plasticity Ductility Brittleness Malleability Plasticity Ductility Brittleness Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Hastelloy Duralumin Invar Silver metal Hastelloy Duralumin Invar Silver metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age-hardening is related with German silver Duralumin Gun metal Stainless steel German silver Duralumin Gun metal Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel 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 Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains 88% copper and 10% tin and rest zinc Silver and chromium Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Silver and chromium Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The unit cells Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice All of these Have the same orientation and their similar faces are parallel Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice All of these Have the same orientation and their similar faces are parallel ANSWER DOWNLOAD EXAMIANS APP