Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Brittleness Malleability Ductility Plasticity Brittleness Malleability Ductility Plasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ability of a material to resist softening at high temperature is known as Hot hardness Hot tempering Fatigue Creep Hot hardness Hot tempering Fatigue Creep ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There can be any number of critical points There is no critical point There are two critical points There is only one critical point There can be any number of critical points There is no critical point There are two critical points There is only one critical point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 88% copper, 10% tin and rest zinc Iron scrap and zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc Iron scrap and zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Slowly in the furnace Any one of these Suddenly in a suitable cooling medium In still air Slowly in the furnace Any one of these Suddenly in a suitable cooling medium In still air ANSWER DOWNLOAD EXAMIANS APP
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