Engineering Materials Maximum percentage of carbon in austenite is 0.008 0.017 0.00025 0.0026 0.008 0.017 0.00025 0.0026 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel All nonferrous materials All of these Cast iron High speed steel All nonferrous materials All of these Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Nickel Silicon Magnesium Manganese Nickel Silicon Magnesium 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 Silver metal Duralumin Invar Hastelloy Silver metal Duralumin Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten when added to steel __________ the critical temperature. Does not effect None of these Lowers Raises Does not effect None of these Lowers Raises ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability ANSWER DOWNLOAD EXAMIANS APP
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