Engineering Materials Manganese in steel increases its Fluidity Tensile strength Hardness Ductility Fluidity Tensile strength Hardness Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.6 to 0.8% 0.8 to 1.5% 0.1 to 0.3% 0.3 to 0.6% 0.6 to 0.8% 0.8 to 1.5% 0.1 to 0.3% 0.3 to 0.6% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Brass contains 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70 - 75% copper and rest tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Brittle material Ductile material Malleable material Tough material Brittle material Ductile material Malleable material Tough material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures ANSWER DOWNLOAD EXAMIANS APP