Engineering Materials Depth of hardness of steel is increased by addition of Tungsten Chromium Vanadium Nickel Tungsten Chromium Vanadium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has nearly zero coefficient of expansion? Stainless steel High speed steel Invar Heat resisting steel Stainless steel High speed steel Invar Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Perminvar alloy having constant permeability is an alloy of Iron, zinc and bismuth Nickel, copper and zinc Copper, nickel and antimony Nickel, copper and iron Iron, zinc and bismuth Nickel, copper and zinc Copper, nickel and antimony Nickel, copper and iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion. Manganese Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The strength is the ability of a material to resist Deformation under stress None of these Externally applied forces with breakdown or yielding Fracture due to high impact loads Deformation under stress None of these Externally applied forces with breakdown or yielding Fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
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