Engineering Materials In malleable iron, carbon is present in the form of Nodular aggregates of graphite Cementite Flakes Free carbon Nodular aggregates of graphite Cementite Flakes Free carbon 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 Remain same Decrease First increase and then decrease Increase Remain same Decrease First increase and then decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 0.83% Adding carbon up to 6.3% Adding small quantities of copper Adding carbon up to 2.8% Adding carbon up to 0.83% Adding carbon up to 6.3% Adding small quantities of copper Adding carbon up to 2.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron is Ferromagnetic Ferroelectric Dielectric Paramagnetic Ferromagnetic Ferroelectric Dielectric Paramagnetic ANSWER DOWNLOAD EXAMIANS APP
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