Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Copper Magnesium Lead and bismuth Silicon Copper Magnesium Lead and bismuth Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dye penetrant method is generally used to locate Core defects Temporary defects Surface defects Superficial defects Core defects Temporary defects Surface defects Superficial defects ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The strength is the ability of a material to resist 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 Deformation under stress ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ductility of a material can be defined as Ability to undergo large permanent deformations in compression All of these Ability to undergo large permanent deformations in tension Ability to recover its original form Ability to undergo large permanent deformations in compression All of these Ability to undergo large permanent deformations in tension Ability to recover its original form ANSWER DOWNLOAD EXAMIANS APP
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