Engineering Materials Addition of lead and bismuth 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
Engineering Materials Sulphur in cast iron Increases hardness and brittleness Aids fusibility and fluidity Makes the iron soft and easily machinable Make the iron white and hard Increases hardness and brittleness Aids fusibility and fluidity Makes the iron soft and easily machinable Make the iron white and hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following alloys does not have copper as one of the constituents? Nichrome Monel metal Delta metal Constantan Nichrome Monel metal Delta metal Constantan ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has nearly zero coefficient of expansion? Invar Heat resisting steel High speed steel Stainless steel Invar Heat resisting steel High speed steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Specify the sequence correctly Stress relief, grain growth, recrystallization Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, recrystallization, grain growth Stress relief, grain growth, recrystallization Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, recrystallization, grain growth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In compression, a prism of brittle material will break By shearing along oblique plane By crushing into thousands of pieces In direction perpendicular to application of load By forming a bulge By shearing along oblique plane By crushing into thousands of pieces In direction perpendicular to application of load By forming a bulge ANSWER DOWNLOAD EXAMIANS APP
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