Engineering Materials The electric process of steel making is especially adapted to High speed tool steel Magnet steel Alloy and carbon tool steel All of these High speed tool steel Magnet steel Alloy and carbon tool steel All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has nearly zero coefficient of expansion? Heat resisting steel High speed steel Stainless steel Invar Heat resisting steel High speed steel Stainless steel Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Silver and chromium 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Silver and chromium 88% copper and 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Decrease Remain same Increase First increase and then decrease Decrease Remain same Increase First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Recrystallization Allotropic change Heat treatment Precipitation Recrystallization Allotropic change Heat treatment Precipitation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness and strength Hardness Strength and ductility Machinability Hardness and strength Hardness Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
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