Engineering Materials The alloying element which can replace tungsten in high speed steels is Cobalt Molybdenum Vanadium Nickel Cobalt Molybdenum Vanadium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel 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 Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties 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 Invar Silver metal Duralumin Hastelloy Invar Silver metal Duralumin Hastelloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Combined carbon in iron makes the metal Soft and gives coarse grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives coarse grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a fine grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Brittleness Plasticity Malleability Ductility Brittleness Plasticity Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Vanadium Tin Zinc Sulphur Vanadium Tin Zinc Sulphur ANSWER DOWNLOAD EXAMIANS APP
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