Engineering Materials Which of the following property is desirable for materials used in tools and machines? Ductility Elasticity Malleability Plasticity Ductility Elasticity Malleability Plasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 0°C Around 100°C Above 100°K Below 10°K Around 0°C Around 100°C Above 100°K Below 10°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement 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 Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used for nuclear energy? Niobium Thorium Uranium All of these Niobium Thorium Uranium All of these ANSWER DOWNLOAD EXAMIANS APP
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