Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Sulphur Manganese Phosphorus Silicon Sulphur Manganese Phosphorus Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Specify the sequence correctly Stress relief, recrystallization, grain growth Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, grain growth, recrystallization Stress relief, recrystallization, grain growth Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, grain growth, recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Monel metal contains Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Malleable iron and zinc Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Malleable iron and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Tough Soft Hard and tough Hard Tough Soft Hard and tough Hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron 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 Increases hardness and brittleness ANSWER DOWNLOAD EXAMIANS APP
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