Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Brittleness Malleability Plasticity Ductility Brittleness Malleability Plasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in One of the best known age and precipitation hardening systems Improving machinability Improvement of casting characteristics Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improving machinability Improvement of casting characteristics Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Iron in molten form in the ladles Raw material for blast furnace Iron containing huge quantities of carbon Product of blast furnace made by reduction of iron ore Iron in molten form in the ladles Raw material for blast furnace Iron containing huge quantities of carbon Product of blast furnace made by reduction of iron ore 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 Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves cutting ability and reduce hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? All of these Cooling is done slowly and steadily Steels are heated to 500 to 700°C Internal stresses are relieved All of these Cooling is done slowly and steadily Steels are heated to 500 to 700°C Internal stresses are relieved ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move In a haphazard way In a random manner In circular motion Back and forth like tiny pendulums In a haphazard way In a random manner In circular motion Back and forth like tiny pendulums ANSWER DOWNLOAD EXAMIANS APP
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